Catalog 390 Kaydon Slewing Ring / Turntable Bearing Catalog
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Catalog 390 Kaydon Slewing Ring / Turntable Bearing Catalog
Product catalog summary
Introduction & Overview
Kaydon is a leading producer of large diameter ball and roller bearings, offering both catalog and custom options. The company emphasizes its engineering capabilities, quality assurance, and customer support.
Kaydon is a leading producer of large diameter ball and roller bearings, offering both catalog and custom options. The company emphasizes its engineering capabilities, quality assurance, and customer support.
Technical Information & Guide
This section provides guidance on selecting turntable bearings, focusing on application requirements like load capacity, rotational speed, and environmental conditions. A selection procedure is suggested to assist in choosing the appropriate bearing.
This section provides guidance on selecting turntable bearings, focusing on application requirements like load capacity, rotational speed, and environmental conditions. A selection procedure is suggested to assist in choosing the appropriate bearing.
Installation & Maintenance
Guidelines are provided for design considerations, installation, and maintenance to ensure optimal bearing performance. The importance of using appropriate grease lubricants is also discussed.
Guidelines are provided for design considerations, installation, and maintenance to ensure optimal bearing performance. The importance of using appropriate grease lubricants is also discussed.
Bearings Tables & Ratings
Detailed tables and ratings for various bearing series (RK, HS, HT, MT, KH, XT, DT, XR, and TR) are included, providing specifications, potential capacities, and typical applications.
Detailed tables and ratings for various bearing series (RK, HS, HT, MT, KH, XT, DT, XR, and TR) are included, providing specifications, potential capacities, and typical applications.
Specialty Products & Services
Kaydon offers specialty products like WireX® Wire Race Bearings and custom bearings, along with services such as remanufacturing and Endurakote® plating for enhanced corrosion resistance.
Kaydon offers specialty products like WireX® Wire Race Bearings and custom bearings, along with services such as remanufacturing and Endurakote® plating for enhanced corrosion resistance.
Appendix & Sales Information
The appendix includes specification data sheets, information on Kaydon's website and literature, and warranty and legal information.
The appendix includes specification data sheets, information on Kaydon's website and literature, and warranty and legal information.
Axial and Radial Loads
Axial loads compress bearing faces, distributing stress evenly, while radial loads may require modifications to handle forces effectively.
Axial loads compress bearing faces, distributing stress evenly, while radial loads may require modifications to handle forces effectively.
Speed and Accuracy
Turntable bearings are suited for slow, intermittent rotation, with specific series like KH requiring precise positioning.
Turntable bearings are suited for slow, intermittent rotation, with specific series like KH requiring precise positioning.
Torque and Environment
Proper mounting minimizes friction, and bearings can operate in temperatures from -40°F to +140°F. Coatings like ENDURAKOTE® enhance corrosion resistance.
Proper mounting minimizes friction, and bearings can operate in temperatures from -40°F to +140°F. Coatings like ENDURAKOTE® enhance corrosion resistance.
Mounting and Lubrication
Bearings are typically bolted through both races, with grease as the standard lubricant requiring periodic application.
Bearings are typically bolted through both races, with grease as the standard lubricant requiring periodic application.
Normal Application Conditions
Include vertical axis rotation, compressive thrust loading, and radial load not exceeding 10% of thrust load.
Include vertical axis rotation, compressive thrust loading, and radial load not exceeding 10% of thrust load.
Service Factors
Vary based on application type and frequency of use, with guidance available from KAYDON®.
Vary based on application type and frequency of use, with guidance available from KAYDON®.
Inner and Outer Rings
Made of medium carbon steel with hardened raceways, including integral drive mechanisms.
Made of medium carbon steel with hardened raceways, including integral drive mechanisms.
Rolling Elements and Spacers
Precision balls or rollers transmit load, with spacers minimizing friction.
Precision balls or rollers transmit load, with spacers minimizing friction.
Mounting Holes and Seals
Various hole patterns accommodate different designs, with seals protecting against contamination.
Various hole patterns accommodate different designs, with seals protecting against contamination.
Specifications
Turntable bearings are designed for static or high loads at slow rotation, with integral gear teeth conforming to AGMA Q6 quality.
Turntable bearings are designed for static or high loads at slow rotation, with integral gear teeth conforming to AGMA Q6 quality.
Load Rating
Focus on static and infrequent load capability, with fatigue life as a critical factor for frequent operations.
Focus on static and infrequent load capability, with fatigue life as a critical factor for frequent operations.
Speed
Single-row bearings have intermittent rotation limits, while KH Series can handle continuous rotation at higher speeds.
Single-row bearings have intermittent rotation limits, while KH Series can handle continuous rotation at higher speeds.
Accuracy
Most bearings have sufficient internal clearance, except KH Series, which offers no internal clearance for higher accuracy.
Most bearings have sufficient internal clearance, except KH Series, which offers no internal clearance for higher accuracy.
Rotational Friction (Torque)
Friction torque due to external loads can be estimated using specific equations.
Friction torque due to external loads can be estimated using specific equations.
Gear Rating
Based on bending fatigue strength, suitable for low-speed operations.
Based on bending fatigue strength, suitable for low-speed operations.
Installation & Maintenance
Proper application, installation, and maintenance are crucial for performance and safety.
Proper application, installation, and maintenance are crucial for performance and safety.
Specifications
Structural requirements for mounting bearings emphasize adequate room for fastener installation and maintenance.
Structural requirements for mounting bearings emphasize adequate room for fastener installation and maintenance.
Procedures
Ensure uniform load distribution, with caution advised when welding plates.
Ensure uniform load distribution, with caution advised when welding plates.
Standards
Flatness and perpendicularity deviations are specified, with accurate sizing of pilots and mounting holes.
Flatness and perpendicularity deviations are specified, with accurate sizing of pilots and mounting holes.
Recommendations
Shield bearings from harsh environments, with specific guidelines for bolt arrangement and tensioning.
Shield bearings from harsh environments, with specific guidelines for bolt arrangement and tensioning.
Key Figures
Illustrate structural supports, flatness allowances, and access requirements.
Illustrate structural supports, flatness allowances, and access requirements.
Specifications and Recommendations
High strength socket head bolts are not preferred due to potential tension variations.
High strength socket head bolts are not preferred due to potential tension variations.
Installation and Maintenance
Welding is limited to new applications, with specific considerations for pinion and gear mesh.
Welding is limited to new applications, with specific considerations for pinion and gear mesh.
Handling and Storage
Bearings require careful handling and should be stored horizontally.
Bearings require careful handling and should be stored horizontally.
Installation Process
Occurs in a clean, dry area with proper alignment and securing of the bearing.
Occurs in a clean, dry area with proper alignment and securing of the bearing.
Installation Procedures
Involves a three-step torque application, with checks for tight spots or increased torque.
Involves a three-step torque application, with checks for tight spots or increased torque.
Post Installation Checks
Include bolt tension checks and lubrication intervals.
Include bolt tension checks and lubrication intervals.
Maintenance Guidelines
Regular lubrication and bolt checks are essential, with inspections for seals and cleaning.
Regular lubrication and bolt checks are essential, with inspections for seals and cleaning.
Monitoring and Inspection
Continuous monitoring of noise, roughness, and vibration can indicate potential issues.
Continuous monitoring of noise, roughness, and vibration can indicate potential issues.
Dismantling and Disposal
Removal should comply with environmental regulations.
Removal should comply with environmental regulations.
Lubrication Recommendations
Emphasize compatibility with pre-lubricated materials.
Emphasize compatibility with pre-lubricated materials.
RK Series Bearings
Feature a flanged cross-section, suitable for light to medium-duty applications.
Feature a flanged cross-section, suitable for light to medium-duty applications.
HS Series Bearings
Have rectangular cross-sections, used in medium to heavy-duty applications.
Have rectangular cross-sections, used in medium to heavy-duty applications.
Specifications and Dimensions
Detailed tables of dimensions and weights for various models are provided.
Detailed tables of dimensions and weights for various models are provided.
Applications
RK Series bearings are used in small cranes and conveyors, while HS Series are used in cranes and industrial turntables.
RK Series bearings are used in small cranes and conveyors, while HS Series are used in cranes and industrial turntables.
Load Charts
Illustrate the relationship between moment and thrust capacities.
Illustrate the relationship between moment and thrust capacities.
Glossary and References
Includes abbreviations and symbols used in the guide.
Includes abbreviations and symbols used in the guide.
HT Series Overview
Larger versions of the HS Series, used in medium to heavy-duty applications.
Larger versions of the HS Series, used in medium to heavy-duty applications.
Design Features
Include four-point contact design for high load capacities.
Include four-point contact design for high load capacities.
Availability and Applications
HT Series bearings are made to order, used in cranes and industrial turntables.
HT Series bearings are made to order, used in cranes and industrial turntables.
MT Series Overview
Offer optimal economy and capacity, suitable for a wide range of applications.
Offer optimal economy and capacity, suitable for a wide range of applications.
Technical Specifications
Include detailed tables of dimensions, weights, and moment ratings.
Include detailed tables of dimensions, weights, and moment ratings.
Conclusion
Comprehensive information on HT and MT Series bearings is provided.
Comprehensive information on HT and MT Series bearings is provided.
DT and XR Series Overview
Includes specifications and ratings for slewing ring and turntable bearings.
Includes specifications and ratings for slewing ring and turntable bearings.
Specifications
Detailed specifications for different bearing models are provided.
Detailed specifications for different bearing models are provided.
Load Ratings
Include charts for different types of gears, showing thrust and moment capacities.
Include charts for different types of gears, showing thrust and moment capacities.
Design Features
XR series highlighted for cross roller bearings with high stiffness and low torque.
XR series highlighted for cross roller bearings with high stiffness and low torque.
Applications
XR series bearings are used in radar systems and military turrets.
XR series bearings are used in radar systems and military turrets.
Key Data from Tables
Specific measurements for each bearing model are provided.
Specific measurements for each bearing model are provided.
Important Notes
Bearing diameter increases do not necessarily correlate with increased ratings.
Bearing diameter increases do not necessarily correlate with increased ratings.
TR Series Overview
Focuses on slewing ring and turntable bearings, with detailed specifications and ratings.
Focuses on slewing ring and turntable bearings, with detailed specifications and ratings.
Specifications and Ratings
Comprehensive tables list dimensions, weight, and ratings for bearings.
Comprehensive tables list dimensions, weight, and ratings for bearings.
Load Charts
Illustrate the relationship between moment and thrust capacities.
Illustrate the relationship between moment and thrust capacities.
Specialty Products and Services
Highlights WireX® wire-race bearings and custom bearing capabilities.
Highlights WireX® wire-race bearings and custom bearing capabilities.
Key Features of WireX® Bearings
Designed with aluminum support rings and stainless steel rolling elements.
Designed with aluminum support rings and stainless steel rolling elements.
Applications
WireX® bearings are used in turrets and radar systems.
WireX® bearings are used in turrets and radar systems.
Custom Bearing Capabilities
Include flange-mounted, thin-sectioned large diameter bearings.
Include flange-mounted, thin-sectioned large diameter bearings.
Remanufacturing Program
Offers bearing repair for various brands and sizes.
Offers bearing repair for various brands and sizes.
ENDURAKOTE® Plating
Provides corrosion and wear resistance for bearings.
Provides corrosion and wear resistance for bearings.
Appendix & Sales Information
Includes specification data sheets and contact information for Kaydon Corporation.
Includes specification data sheets and contact information for Kaydon Corporation.
See more
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.