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TIMKEN Europe
Spherical Roller Bearing Catalog

Spherical Roller Bearing Catalog

Product catalog summary

Overview
Timken's Spherical Roller Bearing Catalog offers detailed information on their range of bearings and accessories, available in both metric and imperial sizes. The catalog highlights Timken's dedication to quality, innovation, and reliability, providing products and services that enhance performance and reliability across various applications.

Friction Management Solutions
Timken provides a comprehensive approach to friction management, offering solutions that maximize performance, fuel efficiency, and equipment life. Their offerings include condition monitoring systems, encoders, sensors, seals, and premium lubricants.

Technology and Innovation
Timken invests in people, tools, and future concepts to address engineering challenges and improve performance in demanding applications. They focus on creating systems with smaller, more efficient components to enhance power density and system sustainability.

Quality Assurance
The Timken Quality Management System (TQMS) ensures continuous quality improvements across global operations, with all production facilities and distribution centers adhering to appropriate quality system standards.

Shelf Life Policy
Timken provides guidelines for the shelf life of grease-lubricated bearings, emphasizing the importance of proper storage conditions to maintain product integrity. The shelf life is distinct from the design life and is influenced by factors such as temperature and humidity.

Storage Guidelines
Products should remain in original packaging until use, stored in a controlled environment with temperatures between 0º C and 40º C, and humidity below 60%. The storage area should be free from contaminants and vibrations.

Spherical Roller Bearings
Timken's spherical roller bearings are designed for applications with heavy loads and challenging conditions. The product line includes various sizes and configurations, with options for stamped-steel or precision-machined-brass cages. Timken also offers pillow blocks and a range of accessories for installation and removal.

Product Innovations
Recent redesigns in the spherical roller bearing line offer higher load and speed ratings, improved surface finishes, and innovative features to lower operating temperatures and increase load-carrying capabilities. New cage designs and optimized internal geometries enhance performance and lubricant distribution.

Introduction to Timken Spherical Roller Bearings
Timken's spherical roller bearings offer significant improvements in design life and capacity over previous models. They are designed to operate at lower temperatures, extending lubricant and bearing life, and feature industry-leading thermal speed ratings, with a 17% increase over previous models.

Product Range and Features
The catalog includes various series of radial spherical roller bearings, each designed for specific applications. Timken offers a range of cage designs, including stamped-steel and machined-brass options, to suit different operational needs. The bearings are available with both cylindrical and tapered bores, with optional features like lubrication grooves and oil holes.

Engineering and Design
The engineering section covers design types, cage designs, fitting practices, and lubrication recommendations. Timken's bearings are manufactured with high-alloy steels and adhere to strict quality management standards. The catalog provides guidance on selecting the appropriate bearing for specific applications.

Performance and Quality
Timken bearings are known for their superior performance, with lower operating temperatures and higher load ratings. The bearings are backed by expert support and are designed to maximize equipment performance and uptime.

Specifications and Tolerances
The catalog includes detailed specifications and tolerances for spherical roller bearings, following ISO standards. Tables provide information on boundary dimension tolerances and other critical parameters for selecting bearings for general applications.

Conclusion
Timken's spherical roller bearings offer a comprehensive solution for various industrial applications, with a focus on quality, performance, and reliability. The catalog serves as a useful guide for selecting the right bearing and understanding the engineering behind Timken's products.

Overview: This document provides detailed guidelines and specifications for shaft and housing fits related to spherical roller bearings, particularly focusing on different load conditions and applications. It includes tables and charts that specify tolerances and fits for various shaft diameters and load scenarios.

Key Sections:

Shaft Mechanism and Load Conditions: The document outlines different shaft mechanisms, such as two-bearing shaft mechanisms, and specifies the conditions under which the inner ring should not be easily displaced. It categorizes loads into light, normal, heavy, and very heavy, providing specific load limits (e.g., P ≤ 0.07C for light loads).
Applications and Load Types: Various applications are mentioned, including electrical apparatus, machine tools, pumps, and industrial trucks. The document specifies different fits (e.g., g6, h6, k6) for these applications based on load conditions.
Bearing and Housing Fits: Detailed tables provide guidelines for bearing and housing fits, including tolerance symbols and remarks for different conditions such as rotating outer ring loads and stationary outer ring loads. Specific fits like P6, P7, N7, and M7 are recommended for different load directions and applications.
Shaft and Housing Fit Tables: The document includes extensive tables (e.g., Table 8 and Table 9) that list shaft diameters, fits, and tolerances for various applications. These tables are crucial for ensuring proper fit and function of bearings under specified conditions.
Special Fit Tolerances: The s4 fit is highlighted as a special tolerance developed for centrifugal force load applications, distinct from ISO standards.

Critical Information:

Load Limits: Specific load limits are provided for different applications, which are critical for selecting the appropriate bearing and fit.
Tolerance Values: Tolerance values are crucial for ensuring the correct fit and function of bearings, especially in high-precision applications.
Application-Specific Recommendations: The document provides tailored recommendations for different applications, ensuring optimal performance and longevity of the bearings.

Conclusion: This document serves as a comprehensive guide for engineers and technicians involved in the selection and installation of spherical roller bearings, providing essential specifications and recommendations to ensure proper fit and performance under various operating conditions.

Overview: The document provides detailed guidelines for specifying shaft and housing fits for spherical roller bearings, focusing on various operating conditions. It includes tables with tolerance specifications and fitting practices.

Specifications: The document outlines the nominal and tolerance ranges for bearing outer diameters (O.D.) and housing bore fits. It provides measurements in both millimeters and inches, detailing maximum and minimum values for different fit types such as F7, G7, H6, H7, etc.

Procedures: The tables serve as a reference for engineers to determine the appropriate fits based on the bearing size and application requirements. The document emphasizes the importance of adhering to these specifications to ensure optimal performance and longevity of the bearings.

Norms and Standards: The tables are structured to align with industry standards, ensuring compatibility and reliability in various engineering applications. The document references Table 6 on page 25 for specific operating conditions.

Recommendations: Engineers are advised to download 3D models and 2D drawings from the provided link (cad.timken.com) for precise implementation. The document stresses the importance of using the correct fits to prevent operational issues.

Key Data from Tables: The tables include detailed measurements for different bearing sizes, specifying the tolerance range from +0 to the listed value. They also provide guidelines for housing bore fits, with specific maximum and minimum values for each fit type.

Critical Information: The document highlights the significance of maintaining the specified tolerances to ensure the proper functioning of the bearings. Deviations from these specifications could lead to mechanical failures or reduced efficiency.

Specifications:
The document provides detailed specifications for Timken spherical roller bearings, focusing on operating temperatures, material limitations, and lubrication requirements. It includes tables with temperature limits for various materials and components, emphasizing the importance of maintaining appropriate operating conditions to ensure bearing performance and longevity.

Operating Temperatures:
Bearings are designed to operate within specific temperature ranges. Standard bearing steels can maintain hardness up to 120°C (250°F), while spherical roller bearings are stable up to 200°C (392°F). The document outlines stability designations (S0 to S4) with corresponding maximum operating temperatures, highlighting the need for special high-temperature steel for temperatures exceeding these limits.

Material Limitations:
The document discusses the limitations of standard bearing materials, emphasizing the importance of selecting appropriate heat treatments to ensure dimensional stability. It provides chemical composition recommendations and hardness levels for various materials, including low-alloy carbon-chromium steels and corrosion-resistant stainless steels.

Lubrication Limitations:
Lubrication is crucial for minimizing friction and heat generation in bearings. The document compares oil and grease lubrication, noting that oil is preferred for high-speed applications due to its ability to carry away heat. It also addresses the impact of operating temperatures on lubricant film thickness and bearing life.

Heat Generation and Dissipation:
The document explains the factors affecting heat generation and dissipation in bearings, including torque, speed, and lubrication conditions. It provides equations for calculating heat generation and dissipation, emphasizing the importance of controlling these factors to maintain optimal bearing performance.

Torque:
Running torque in bearings is influenced by load, speed, and lubrication. The document provides formulas for estimating bearing running torque, highlighting the differences between oil and grease lubrication and the importance of stabilizing torque after an initial running-in period.

Recommendations:
The document recommends consulting with Timken engineers for specific part numbers and non-standard heat stability requirements. It also suggests prototype testing to define operating temperature ranges and emphasizes the responsibility of equipment designers to evaluate temperature effects on equipment performance.

Oil Lubrication: Oils for bearing lubrication should be high-quality mineral or synthetic oils. The choice depends on factors like bearing speed, load, temperature, and lubrication method. Oil is preferred for high speeds or temperatures and can be introduced via various methods such as oil baths or circulating systems. It offers advantages like better cooling and easier control of lubricant quantity but may result in higher losses compared to grease.

Types of Oils: Oils are classified as petroleum or synthetic. Petroleum oils are derived from crude oil, while synthetic oils include polyalphaolefins, silicones, and esters. Synthetic oils are less prone to oxidation and suitable for extreme temperatures but may offer thinner lubricant films, affecting bearing life.

Viscosity: Oil viscosity selection considers load, speed, and environmental factors. High-viscosity oils are for low-speed or high-temperature applications, while low-viscosity oils suit high-speed or low-temperature conditions. Viscosity grades are standardized by organizations like SAE and ISO.

Grease Lubrication: Grease is used for low-to-moderate speed applications. It consists of a base oil, thickening agent, and additives. Greases vary in properties, with lithium-based greases being multi-purpose and calcium-based greases offering excellent water resistance. Synthetic greases can operate in a wide temperature range.

High and Low Temperature Considerations: Grease life decreases with temperature increases. For high temperatures, greases with high thermal stability and oxidation resistance are required. Low-temperature applications may need greases with low starting torque characteristics.

Temperature Ranges for Base Oils: The document provides a table (Table 22) detailing temperature ranges for various base oils used in lubricating greases, including petroleum, ester, synthetic hydrocarbon, silicone, and perfluoroalkyl polyether, with temperatures ranging from -73°C (-100°F) to 316°C (600°F).

Contamination: Contamination in roller bearings, such as abrasive particles and water, can lead to damage and reduced bearing life. Abrasive particles cause wear and bruising, while water can lead to etching and reduced fatigue life. Water-resistant greases like calcium and aluminum-complex are recommended, while sodium-soap greases should be avoided in wet conditions.

Grease Selection: The selection of bearing grease depends on its physical and chemical properties, application, and environmental conditions. Grease should not thicken, separate, or harden significantly and should have a dropping point higher than the operating temperature. Consultation with lubricant suppliers or engineers is advised for specific applications.

Grease Use Guidelines: Proper grease quantity is crucial; too little can starve the bearing, while too much can cause churning and heat generation. Bearings should be relubricated regularly, and excess grease should be removed before operation. Grease fittings and vents should be installed for maintenance.

Consistency and Classification: Grease consistency varies and is measured by penetration number, classified by the National Lubricating Grease Institute (NLGI) from grades 0 to 6. Consistency affects performance and should be considered in selection.

Grease Compatibility: A compatibility chart (Table 25) is provided to guide the selection of compatible greases for different applications, highlighting the importance of choosing the right grease type for specific conditions.

Multi-Purpose Industrial Grease: Lithium, lithium complex, and calcium sulfonate greases are suitable for various applications, offering mechanical and chemical stability, and protection against oxidation and corrosion. Suggested properties for these greases are provided in Table 26.

Specifications:
The document provides detailed specifications for Timken spherical roller bearings, including nomenclature, modification codes, and part numbers. It outlines the dimensions, load ratings, cage types, and mounting data for various bearing models. The document also includes information on radial internal clearances and thermal speed ratings.

Lubrication Recommendations:
For high-speed and lightly loaded applications, lower viscosity base oils (ISO 100-150) are recommended to minimize heat and torque. For moderate to low-speed and heavily loaded applications, higher viscosity oils (ISO 320-460) are suggested to maximize lubricant film thickness. Mixing different types or brands of grease is discouraged due to potential incompatibility issues.

Application Considerations:
In high-speed applications (operating at 75% or more of the grease speed rating), a lighter base oil viscosity is recommended. For lower-speed applications at colder temperatures, a softer grease with an EP additive is advised. For high-temperature applications, consulting a Timken engineer is recommended.

Grease Fill Guidelines:
For normal applications, fill the bearing void completely and the housing void to 40-60%. For high-speed applications, fill the housing void to 30-40%. The document provides a method to estimate the free volume for grease fill and advises on the application of grease to the bearing components.

Modification Codes:
The document lists various modification codes for Timken spherical roller bearings, detailing the differences in cage types, radial internal clearances, and other specific features. It provides equivalence between Timken, SKF, FAG, and NSK codes.

General Recommendations:
Always follow specific lubrication instructions from equipment suppliers and consult with Timken engineers for application-specific advice. The document emphasizes the importance of using compatible greases and adhering to recommended fill levels to ensure proper bearing performance.

Spherical Roller Bearings Overview
This document provides detailed specifications and technical data for Timken's spherical roller bearings. It includes information on bearing dimensions, load ratings, cage types, mounting data, and thermal speed ratings.

Specifications
The document lists various bearing part numbers along with their dimensions such as bore diameter, outer diameter, and width. It also provides dynamic and static load ratings in both metric and imperial units. The maximum fillet radius that bearing corners will clear is specified, which is crucial for ensuring proper fit and function.

Technical Data
Technical data includes shaft and housing fits, internal clearances, and tolerances. These are essential for ensuring the bearings operate efficiently and have a long service life. The document references the Timken Engineering Manual for further details on these specifications.

Mounting and Availability
Bearings are available with a tapered bore for adapter-type mounting, indicated by the suffix 'K' in the bearing number. Users are advised to consult Timken engineers or visit the Timken website for the latest availability information.

Load and Speed Ratings
The document provides equivalent radial load factors and geometry constants for lubrication life factors. It also includes thermal speed ratings for both oil and grease lubrication, which are critical for determining the operational limits of the bearings.

Additional Resources
Users can download 3D models and 2D drawings from the Timken CAD website for more detailed design and engineering work.

Spherical Roller Bearings Overview

Technical Specifications: Detailed information on shaft and housing fits, internal clearances, tolerances, and other technical data for spherical roller bearings can be found in the engineering section of the catalog and the Timken Engineering Manual (order no. 10424).
Mounting Options: Bearings are available with a tapered bore for adapter-type mounting. To order, add the suffix 'K' to the bearing number (e.g., 23120K).
Consultation and Availability: For the latest information on bearing availability, consult a Timken engineer or visit www.timken.com.

Key Data from Bearing Tables:

Bearing Dimensions: Includes bore diameter, outer diameter, and width, provided in both millimeters and inches.
Load Ratings: Dynamic and static load ratings are specified in kilonewtons (kN) and pounds-force (lbf).
Cage Type: The bearings use a YMB cage type.
Mounting Data: Includes maximum fillet radius, backing diameter, and equivalent radial load factors.
Thermal Speed Ratings: Provided for both oil and grease lubrication.
Weight: The weight of each bearing is listed in kilograms and pounds.

Additional Notes:

Maximum shaft or housing fillet radius is specified to ensure bearing corners will clear.
Equivalent radial load factors and geometry constants are provided for both inch and metric calculations.
Thermal speed ratings and lubrication life factors are detailed in the Engineering Manual.

Overview: The document is a technical catalog from Timken, focusing on spherical roller bearings and pillow blocks. It provides detailed specifications, mounting instructions, and design features for various bearing models.

Specifications: The catalog lists numerous bearing part numbers with detailed dimensions, load ratings, cage types, mounting data, and thermal speed ratings. Key parameters include bore diameter, outer diameter, width, dynamic and static load capacities, and weight. The document also specifies the maximum fillet radius and equivalent radial load factors.

Design and Construction: Timken's spherical roller bearing pillow blocks are designed for heavy-duty applications. They feature split construction for easy assembly and disassembly, with options for tapered or cylindrical bore bearings. The blocks are made from high-grade cast iron or steel and are designed for four-bolt mounting, although smaller sizes may use two bolts.

Mounting Procedures: The document outlines mounting options for both adapter and straight bore assemblies. Adapter mounts allow flexibility in axial positioning and accommodate light thrust loads, while straight bore mounts are recommended for heavy thrust loads or precise axial location. The catalog provides guidance on selecting the appropriate mounting method based on application conditions.

Additional Features: Timken pillow blocks include features like pry-tool slots and the Pry-Lug fulcrum for simplified bearing inspection and replacement. The catalog also discusses the use of stabilizing rings for fixed and float positions, allowing for thermal expansion or contraction of the shaft.

Applications: These bearings are suitable for various industrial applications, including conveyors, mining, cement, casters, rolling mills, and heavy movable structures. The catalog emphasizes the importance of consulting Timken engineers for applications involving non-standard shaft sizes or loads.

Conclusion: The Timken spherical roller bearing catalog provides comprehensive technical data and guidance for selecting and mounting bearings in industrial applications. It highlights the durability and flexibility of Timken's products, ensuring optimal performance in demanding environments.

Specifications and Ordering: The document outlines the specifications for ordering pillow block assemblies, including fixed and float units. Float units are specified by adding 'Float' or 'FL' to the pillow block number. For closed-end installations, end-cap inserts are available to seal out contaminants and retain lubricant, with a recommended clearance of 1/8 inch for thermal expansion.

Lubrication: Timken pillow block housings are designed for grease and oil-bath lubrication and can be modified for circulating oil or oil/air-mist systems. A lubrication groove and oil holes in the bearing outer ring, designated by suffix 'W33', ensure proper lubrication distribution.

Seals: Precision triple-ring labyrinth seals are standard to exclude foreign matter and retain lubricants. For highly contaminated environments, the DUSTAC® seal offers additional protection.

Load Ratings and Life: Load ratings for spherical roller bearings are provided in dimension tables, with life calculation formulas available in the Engineering Manual. Proper mounting procedures are crucial to avoid heating and reduced performance.

Assembly Details: The document provides detailed specifications for various series, including SAF225 and SAF226, with information on standard and non-standard shaft sizes, housing components, and assembly weights. Assemblies are typically cast iron, with cast steel available upon request.

Tables and Data: The document includes extensive tables listing dimensions, required components, and assembly weights for different pillow block assemblies, emphasizing the importance of specifying correct part numbers and suffixes for desired configurations.

Overview: This document provides detailed specifications and ordering information for Timken's spherical roller bearing pillow block assemblies, specifically the SAF225 and SAF226 series. It includes guidelines for ordering both standard and non-standard assemblies, as well as housing-only options.

Specifications: The document outlines the components included in each pillow block assembly, such as the housing cap and base, cap bolts, bearing, bearing adapter, locknut, lockwasher, stabilizing ring, and triple-ring seals. It specifies that assemblies are typically made of cast iron, with an option for cast steel by adding an 'S' to the prefix.

Ordering Instructions: For complete pillow block assemblies, the basic number is provided in the tables. If only the housing is needed, the 'Housing Only' column lists the appropriate numbers. Non-standard assemblies require specification of the shaft size. For float units, the part number should be followed by 'Float' or 'FL'.

Components and Features: The document details the inclusion of a stabilizing ring for fixed (FX) blocks, which should not be used for float (FL) mounting. It also mentions the use of four-bolt bases as standard unless otherwise noted.

Tables and Data: The tables provide measurements and part numbers for various components, including shaft diameters, assembly weights, and required bearing numbers. Key dimensions such as A, B, C, D, E, F, H, and oil level K are listed for each series.

Additional Notes: The document advises consulting page 120, table 28 for suggested shaft diameter S-1 tolerances. It also provides information on downloading 3D models and 2D drawings from the Timken website.

Overview: This document is a technical catalog from Timken, focusing on spherical roller bearing pillow blocks and related components. It includes specifications, procedures, and recommendations for selecting and installing these components.

Specifications: The document provides detailed specifications for various components, including spherical roller bearing pillow blocks, inch shaft diameters, and take-up units. It lists dimensions, tolerances, and catalog numbers for different sizes and types of bearings and housings.

Procedures: Installation procedures for DUSTAC™ shaft seals are outlined, emphasizing the importance of checking shaft diameters, removing burrs, and ensuring clean surfaces. The document also details the steps for mounting bearings and seals, including the use of stabilizing rings for fixed-position assemblies.

Standards and Recommendations: The catalog emphasizes the need for careful selection of take-up units and pillow blocks based on load requirements. It recommends using DUSTAC™ shaft seals in contaminated environments to extend bearing life and reduce costs.

Key Data from Tables: The document includes tables with suggested shaft diameters, take-up unit dimensions, and DUSTAC™ seal specifications. These tables provide critical information for selecting the appropriate components based on specific requirements.

Additional Features: The catalog highlights the availability of 3D models and 2D drawings for download, facilitating the design and integration of these components into larger systems.

Sine Bar Gages
Sine bar gages are used for precise measurement of shaft size and taper, particularly useful for large shafts where other gages may be cumbersome. They are lightweight and easy to handle. A complete set for 1:12 shaft tapers includes various sizes of sine bar gages, a sine bar saddle, a web clamp, and an optional wooden box. For 1:30 shaft tapers, a different set of sizes is available. Sine bars can be purchased individually or in combinations to suit specific needs, and they require a sine bar saddle and web clamp for use.

Spherical Roller Bearing Pillow Blocks
Timken provides spherical roller bearing accessories that fit both inch and metric shafts, ranging from 20 mm to 1000 mm. These accessories include hydraulic assist options and are designed to support installation and removal needs, minimizing damage risks.

Nomenclature and Accessories
Timken offers a variety of accessories for spherical roller bearings, including adapter sleeves and locking devices. These are manufactured to high standards to ensure a secure fit. Adapter sleeves are available in metric and inch sizes, with options for hydraulic assist. Withdrawal sleeves are also available, featuring a push-type mounting arrangement.

Locking Devices
Timken provides a range of locknuts and lockwashers to secure bearing assemblies on shafts. Locking washers and lockplates are used to prevent movement and ensure a tight fit. Various series are available to match different shaft and sleeve sizes.

Accessories Prefixes and Suffixes
Timken uses specific prefixes and suffixes to describe their accessories, such as withdrawal sleeves, adapter sleeves, locknuts, and lockwashers. These designations help in identifying the specific type and features of each accessory.

Inch Accessories - Pull-Type Sleeves
Pull-type sleeve assemblies, such as SNW and SNP, include a sleeve, locknut, and either a lockwasher or lockplate. These are used for mounting tapered bore bearings on shafts, with detailed dimensions and weights provided for various bearing numbers.

Overview: This document is a technical catalog from Timken, detailing specifications and dimensions for spherical roller bearing accessories, including locknuts, lockwashers, lockplates, and hydraulic nuts. It provides detailed measurements and tolerances for these components, which are essential for the proper mounting of bearings on shafts.

Specifications:

Locknuts and Lockwashers: Dimensions are provided for various bearing bore sizes, with specifications for threads per inch, major diameter, pitch diameter, minor diameter, and relief diameter. Tolerances for these dimensions are also specified.
Locknuts and Lockplates: Similar to locknuts and lockwashers, dimensions and tolerances are provided for locknuts and lockplates used in mounting straight bore bearings.
Hydraulic Nuts: The document lists part numbers, major diameters, thread specifications, and dimensions for hydraulic nuts, which are used for precise bearing mounting.

Procedures and Tolerances:

Tolerances for dimensions such as W, L, H, S, and M are specified as -0 to +1/64 inches or -0 to +0.4 mm.
For certain components, additional tolerances are provided, ensuring precise fitting and function.

Recommendations:

Refer to page 120, table 28 for suggested S-3 shaft limits, which are critical for ensuring proper bearing function.
Downloadable 3D models and 2D drawings are available at cad.timken.com for further reference and application.

Data Interpretation:

The tables provide a comprehensive guide to the dimensions and tolerances necessary for the correct application of these accessories in various bearing series.
Understanding these specifications is crucial for engineers and technicians involved in the installation and maintenance of spherical roller bearings.

Overview: The document provides detailed specifications for adapter sleeves used in spherical roller bearing assemblies. These sleeves are essential components for mounting bearings on shafts and are supplied with locknuts and lockwashers or lockplates. The document includes both metric and inch measurements for various sleeve sizes.

Specifications:

Adapter sleeves are available in various sizes, with diameters ranging from 160 mm to 450 mm for metric sleeves and from 3/4 inch to 13 15/16 inches for inch sleeves.
Each sleeve is identified by a part number and includes dimensions such as length (L), thread type (M for metric, Tr for trapezoid), and weight.
Threads are specified by their major diameter and pitch, with metric threads denoted by 'M' and trapezoid threads by 'Tr'.
Sleeves are not sold separately and are always supplied with the necessary locknuts and lockwashers or lockplates.

Procedures and Recommendations:

For effective tapered bore bearing assembly, it is recommended to use the appropriate hydraulic nut specified for each sleeve size.
Consultation with a Timken engineer is advised for dimensions not listed in the document.

Data Summary:

The document includes extensive tabular data listing sleeve part numbers, dimensions, thread specifications, and compatible accessories.
Key data points include the sleeve's length, thread type, diameter, and weight, along with the corresponding locknut and hydraulic nut part numbers.

Conclusion: This document serves as a comprehensive guide for selecting the appropriate adapter sleeves for spherical roller bearings, ensuring compatibility and optimal performance in bearing assemblies.

Overview: This document is a technical catalog from Timken, detailing specifications for metric locknuts, lockwashers, and lockplates used in conjunction with spherical roller bearings. It includes dimensions, weights, and compatible components for each product type.

Metric Locknuts: The catalog provides a comprehensive list of metric locknuts, identified by locknut number and thread specifications. Key dimensions such as D1, D3, D4, Bn, s, T, D6, and weight are provided for each locknut. The locknuts are designed with trapezoid threads (Tr) at a 30° angle, with major diameters and pitches specified. Each locknut is associated with an appropriate lockplate number.

Metric Lockwashers: Lockwashers are detailed with specifications including thread size, dimensions (D1, k, E, t, S, D4, D5, r, u), number of tangs, and weight per 100 pieces. The lockwashers are compatible with specific locknut numbers, ensuring proper fit and function. Some lockwashers are available in 304 stainless steel.

Metric Lockplates: Lockplates are described with dimensions such as t1, S, L2, S1, i, L3, and weight per 100 pieces. Each lockplate is matched with a corresponding locknut number, ensuring compatibility in assembly.

Additional Information: The catalog emphasizes the availability of 3D models and 2D drawings for download at cad.timken.com, facilitating design and integration into engineering projects. The document also notes the availability of these components in stainless steel for certain models, enhancing corrosion resistance.

Conclusion: This catalog serves as a detailed reference for engineers and technicians involved in the selection and application of spherical roller bearing accessories, providing essential specifications and compatibility information to ensure optimal performance and reliability in industrial applications.

Catalog excerpts

TIMKEN SPHERICAL ROLLER BEARING CATALOG

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SPHERICAL ROLLER BEARING METRIC ACCESSORIES NOTES TIMKEN SPHERICAL ROLLER BEARING CATALOG

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TIMKEN OVERVIEW SPHERICAL ROLLER BEARING CATALOG INDEX TIMKEN OVERVIEW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 SHELF LIFE POLICY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 ENGINEERING Bearing Types and Cages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Metric System Tolerances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Mounting, Fitting, Setting and Installation...

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TIMKEN OVERVIEW TIMKEN. WHERE YOU TURN. Turn to Timken to move ahead of the competition and stand out as a leader in your industry. When you turn to us, you receive more than high-quality products and services; you acquire a worldwide team of highly trained and experienced associates, eager to help you keep production rates high and downtime low. Whether it is a wheel assembly for a family vehicle, bearings outtted for a deep-sea oil drilling rig, repair services for rail bearings or steel for an aircraft engine shaft, we supply the products and services you need that help keep the world turning....

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TIMKEN OVERVIEW TECHNOLOGY THAT MOVES YOU Innovation is one of our core values, and we’re known for our ability to solve engineering challenges. We focus on improving performance in the most difcult applications, and we’re passionate about creating technical solutions and services that help your equipment perform faster, harder, smoother and more efciently. To do this, we invest in: People, attracting and hiring scholars, engineers and specialists from across the globe who are experts in mechanical power transmission, antifriction bearing design, tribology, metallurgy, clean steel production,...

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TIMKEN OVERVIEW A BRAND YOU CAN TRUST The Timken brand stands for quality, innovation and dependability. We take pride in the quality of our work, and you gain the peace-of-mind of knowing that each box contains an industry-trusted product. As our founder Henry Timken said, “Don’t set your name to f anything you will ever have cause to be ashamed of.” a We continue this mindset through the Timken Quality Management System (TQMS). With TQMS, we promote Man continuous quality improvements in our products and continu services to our global operations and supply chain networks. t It helps us ensure...

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TIMKEN OVERVIEW ABOUT THIS MANUAL Timken offers an extensive range of bearings and accessories in both imperial and metric sizes. For your convenience, size ranges are indicated in millimeters and inches. Contact your Timken engineer to learn more about our complete line for the special needs of your application. USING THIS MANUAL We are committed to providing our customers with maximum service and quality. This publication contains dimensions, tolerances and load ratings as well as an engineering section describing tting practices for shafts and housings, internal clearances, materials and other...

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TIMKEN OVERVIEW SHELF LIFE AND STORAGE OF GREASE-LUBRICATED BEARINGS AND COMPONENTS Timken guidelines for the shelf life of grease-lubricated rolling bearings, components and assemblies are set forth below. Shelf life information is based on test data and experience. Shelf life should be distinguished from lubricated bearing/ component design life as follows: STORAGE Timken suggests the following storage guidelines for its nished products (bearings, components and assemblies, hereinafter referred to as “Products”): Unless directed otherwise by Timken, Products should be kept in their original...

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TIMKEN OVERVIEW Most bearing types are typically shipped protected with a corrosionpreventive compound that is not a lubricant. Such bearings may be used in oil-lubricated applications without removal of the corrosion-preventive compound. When using some specialized grease lubrications, it is advisable to remove the corrosionpreventive compound before packing the bearings with suitable grease. Some bearing types in this catalog are prepacked with general purpose grease suitable for their normal application. Frequent replenishment of the grease may be necessary for optimum performance. Care must...

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SPHERICAL ROLLER BEARING INTRODUCTION Timken high-quality bearings can be put to work in any application where spherical roller bearings can be specified. Some of these applications are: Aggregates, inching shaker screens Heavy stationery industrial conveyor sysienis Industrial lens 8 TIMKEN SPHERICAL ROLLER BEARING CATALOG • Download 3D Models and 2D Drawings at cad.timken.com.

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SPHERICAL ROLLER BEARING INTRODUCTION TIMKEN® SPHERICAL ROLLER BEARINGS – OFFERING SELECTION AND SUPERIOR PERFORMANCE Your success depends on the performance of your equipment, especially when it faces harsh environments and high radial loads. To help keep uptime high and downtime low, turn to Timken® spherical roller bearings. These bearings are your best choice when conditions include heavy loads, when you have difculties in establishing or maintaining housing alignment, or when shaft deection can be expected. PRODUCT OFFERING Our spherical roller bearing product line is one of the broadest...

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SPHERICAL ROLLER BEARING INTRODUCTION TIMKEN® SPHERICAL ROLLER BEARINGS – OFFERING SELECTION AND SUPERIOR PERFORMANCE – continued QUALITY SOLUTIONS Lower operating temperatures increase bearing life by increasing lubricant life. A 5° C decrease in operating temperature can translate to 9 percent longer bearing life. In tests, Timken spherical roller bearings ran at consistently lower temperatures than same-size competitive bearings. As the only premium bearing manufacturer to also make superclean, high-alloy bearing steels, we understand the critical quality link between materials and product...

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Spherical Roller Bearing Catalog

Spherical Roller Bearing Catalog

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