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Shaft Couplings

Shaft Couplings
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Shaft Couplings

Product catalog summary
Overview: The document provides comprehensive information on various shaft couplings, detailing their specifications, selection procedures, and performance characteristics. It covers several series, including Low Backlash Jaw Couplings, Elastomeric Jaw Couplings, Roller Chain Couplings, and more.
Coupling Selection: Selection should consider angular misalignment, end float, torsional stiffness, and parallel misalignment. A table is provided with coupling types and their capacities, including power range, speed range, shaft size, and misalignment capabilities.
Low Backlash Jaw Couplings ('GE' Series): Designed for minimal backlash applications, these couplings consist of two metal hubs connected by an elastomeric gear ring, suitable for both horizontal and vertical applications.
Elastomeric Jaw Couplings ('L' Series): Simple and economical, these couplings are for light to medium-duty applications, with four insert materials available, each offering different performance characteristics.
Heavy Duty Elastomeric Jaw Couplings ('KE' Series): These are for heavy-duty applications, offering enhanced flexibility and shock absorption.
Roller Chain Couplings ('LRC' Series): Suitable for high torque applications, providing a stiff connection between shafts.
Delrin Chain Couplings ('LNC' Series): Known for stiffness, used in precise torque transmission applications.
Gear Couplings ('GFA' & 'GFAS' Series): Designed for high torque applications, offering very stiff connections.
Polymer Gear Couplings ('GF' Series): Provide a balance between flexibility and stiffness for various industrial applications.
Morflex Elastomeric Disc Drive Couplings: Very flexible, designed to absorb torsional vibrations and impact loads.
Crossflex Disc Couplings: Designed for reliable power transmission, accommodating misalignments and providing high torque transmission at high speeds.
Technical Data and Performance Ratings: Detailed technical data includes torque capacities, speed ratings, and misalignment capabilities for each coupling type, with performance ratings for materials like aluminium and cast iron.
L Series Jaw Couplings: Specifications include dimensions, power ratings, and material options, highlighting the use of Sintered Iron Jaws for strength and flexibility.
KE Series Elastomeric Couplings: General-purpose flexible couplings, interchangeable with standard industry couplings, offering positive power transmission and accommodating moderate misalignment.
Roller Chain Couplings: High-strength components offering ease of installation, high capacity, and minimal maintenance, with lubrication being crucial for maximum service life.
Coupling Covers: Two types of covers are available for chain couplings, providing protection and helping retain lubrication.
Morse LNC Series Delrin Chain Couplings: Emphasizes corrosion resistance, pollution-free operation, and economical benefits, suitable for applications up to 5000 RPM.
Morflex Couplings Overview: Designed to accommodate misalignment and absorb vibrations, utilizing flexible Neoprene biscuits for prolonged bearing life.
Morflex Coupling Specifications: Detailed specifications for different models, including power ratings, torque, maximum RPM, and misalignment capabilities.
Crossflex Disc Couplings Overview: Designed for reliable and accurate power transmission, suitable for low maintenance and no lubrication environments.
Crossflex Couplings Construction: Uses stainless spring steel disc packs, connected to steel hubs, suitable for high-temperature operations.
Crossflex Couplings Performance Characteristics: Backlash-free, torsionally stiff, capable of high operating speeds, and designed for high temperatures.
Crossflex Couplings Selection and Specifications: Involves determining the correct service factor and design torque, with detailed tables for misalignment, load, and temperature factors.
Specifications: Detailed specifications for coupling parts and clamping elements, including part numbers, bore sizes, and torque capacities.
Procedures: Outlines the use of Avante Shaft Clamping Elements in Crossflex Disc Couplings, offering zero backlash connections and easy timing adjustments.
Norms and Recommendations: Includes selecting appropriate bore sizes and torque capacities, with formulae for power transmission calculations.
Data Tables: Includes tables detailing bore sizes, coupling sizes, transmittable torque, and tightening torque for different screw sizes.
Conversion Factors: Provides conversion factors for length, weight, force, torque, power, and inertia.
Contact Information: Contact details for Cross Morse are provided for further inquiries or purchases.
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Catalog excerpts

Shaft Couplings-1

Te l : + 4 4 1 2 1 3 6 0 0 1 5 5 F a x : + 4 4 1 2 1 3 2 5 1 0 7 9 E m a i l : s a l e s@c r o s s m o r s e . c o m Index Shaft Couplings Contents Page Coupling Selection 2 Low Backlash Jaw Couplings: ‘GE’ Series 3 Elastomeric Jaw Couplings: ‘L’ Series 4-5 Jaw Couplings Dimensions: ‘L’ Series 5 Heavy Duty Elastomeric Jaw Couplings: ‘KE’ Series 6-7 Roller Chain Couplings: ‘LRC’ Series 8-9 Delrin Chain Couplings: ‘LNC’ Series 10-11 Gear Couplings: ‘GFA’ & ‘GFAS’ Series 12 Polymer Gear Couplings: ‘GF’ Series 13 Morflex Elastomeric Disc Drive Couplings 14 Crossflex Disc Couplings: 15 - Selection Procedure 16 - ‘CF’ Series Dimensions 17-19 - L & M With Avante Clamping Elements 20 1 BACK NEXT

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Shaft Couplings-2

2 Coupling Power Range Speed Range Shaft Size Max. Angular Max. Parallel Max. Torsional Type kw rpm mm Misalignment Misalignment mm End Float mm Stiffness Heavy Shock - 8 hr./day Blowers (centrifugal), Compressors (reciprocating), Crushers, Feeders, 2.5 2.8 3.2 Reversing under full load Hammer Mills, Hog Drives, Presses, Pumps (reciprocating, oil well), High Starting torque Tractors, Trucks, Winches Uneven load - 8 hr./day Beaters, Cranes, Compressors (centrifugal), Elevators (bucket), 1.5 2 2.5 Moderate shock or torque Grinders (pulp), Hoists, Kilns, Mills (ball, rolling, pebble, tube), Non-reversing...

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Shaft Couplings-3

GE19AA-24BA - 19 12 24 32 40 40 25 16 19 12 18 66 0.12 0.13 0.14 0.3 0.4 0.4 GE24AA-32BA 6 24 14 28 40 55 55 30 18 24 14 27 78 0.24 0.26 0.28 0.8 0.9 1.0 GE28AA-38BA 7 28 16 38 48 65 65 35 20 27.5 15 30 90 0.39 0.46 0.53 2.0 2.4 2.8 GE38AA-45BA 8 38 20 45 66 78 80 45 24 36.5 18 38 114 0.82 0.89 0.95 7.0 7.5 8.0 GE19A-24B 14000 10 2.6 0.68 0.57 0.44 0.28 1.2° 0.2 1.2 GE24A-32B 10600 35 9 2.19 1.82 1.40 0.90 0.9° 0.2 1.4 GE28A-38B 8500 95 25 5.20 4.31 3.32 2.12 0.9° 0.25 1.5 GE38A-45B 7100 190 49 10.00 8.30 6.39 4.08 1.0° 0.28 1.8 GE42A-55B 6000 265 69 17.00 14.11 10.68 6.94 1.0° 0.32 2.0 GE48A-60B...

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Shaft Couplings-4

4 Buna-N Excellent Excellent Good – –40 to 100 1° 0.4mm Urethane Good Good Good Good –35 to 70 1° 0.4mm Hytrel® Fair Fair Excellent Excellent –50 to 120 1/2° 0.4mm Bronze – – Excellent Excellent –40 to 230 1/2° 0.25mm ‘L’ Series Jaw Couplings Simple, economical design - fully interchangeable with industry standards. Cross has expanded its comprehensive family of quality industrial couplings to include the Type ‘C’ Jaw...offering a uniquely simple design combined with misalignment capability and maximum economy. ‘L’ coupling contain only three components...two jaws and one ‘spider’ insert. Power...

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Shaft Couplings-6

Coupling SIze KE Series Elastomeric Couplings 6 The KE coupling is a general-purpose flexible coupling, fully interchangeable with the standard couplings frequently used throughout the industry. The coupling consists of two machined cast iron hubs connected by an elastomeric gear ring. Available in 8 basic sizes, with torque capacity to 3300 Nm, the KE coupling provides positive power transmission between shafts, combined with the ability to accommodate moderate levels of misalignment. KE couplings are designed to transmit torques equal to the capabilities of sizes of commercial shafting which...

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Shaft Couplings-7

Te l : + 4 4 1 2 1 3 6 0 0 1 5 5 F a x : + 4 4 1 2 1 3 2 5 1 0 7 9 E m a i l : s a l e s@c r o s s m o r s e . c o m KE 7 33 73 7700 1.0 0.3 +0.2 9 84 185 6300 1.0 0.3 +0.5 11 168 370 5000 1.0 0.3 +0.6 13 331 725 4100 1.0 0.4 +0.8 15 630 1490 3600 1.0 0.4 +0.9 18 998 2300 3000 1.0 0.4 +1.1 23 2100 4800 2600 1.0 0.5 +1.3 28 3300 7000 2200 1.0 0.5 +1.7 Coupling No. KE Series Couplings 7 KE Couplings Dimensions and Technical Specification The KE couplings are available with solid hubs for reworking, ‘type B’; or taper bored hubs for standard taper bushes. The taper bored hubs can be provided with...

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Shaft Couplings-8

8 Misalignment Maximum angular misalignment is 1°, but for maximum life angular misalignment should not exceed 1/2°. Refer to sketch on right, where .009mm per mm root dia. is equivalent to 1/2° angular misalignment. B – A = .009 x C. Offset or Parallel misalignment should not exceed 2% of chain pitch. LRC 12030 18040 94.0 180.0 324.0 490.0 630.0 830.0 995.0 Roller Chain Couplings Cross & Morse Roller Chain Couplings consist of three high strength components; two special chain sprockets manufactured from high quality medium carbon alloy steels connected by a length of high strength Duplex Roller...

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Shaft Couplings-9

Te l : + 4 4 1 2 1 3 6 0 0 1 5 5 F a x : + 4 4 1 2 1 3 2 5 1 0 7 9 E m a i l : s a l e s@c r o s s m o r s e . c o m 9 12016 38.1 105 186 156 81 105 230 24 29.0 12020 50.8 120 178 175 77 105 278 24 53.0 12024 50.8 150 231 232 103 105 326 24 76.0 12030 50.8 200 231 302 103 105 398 24 137.0 Base Approx. Cover To suit all couplings Weight No. kg AL 40 AL 4016K LRC 4016 51 102 0.45 AL 50 AL 5016K LRC 5016 60 130 0.70 AL 50 AL 5018K LRC 5018 TB 5018 60 130 0.70 AL 60 AL 6018K LRC 6018 75 162 1.25 AL 80 AL 8018K LRC 8018 102 208 2.40 AL 80 AL 8020K LRC 8020 TB 8020 102 208 2.35 Cover No. To Suit Couplings...

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Shaft Couplings-12

12 GFA and GFAS Gear Couplings Coupling types GFA and GFAS are designed for heavy industrial applications, providing a torsionally stiff connection of shafts which can accommodate angular and parallel misalignment and axial movement. The GFA coupling consists of two hardened steel hubs with external crowned and barrelled gear teeth, connected by a hardened steel sleeve with matching gear teeth. The hub teeth are positioned a maximum distance apart to minimise angular and parallel misalignment. The double articulation in the GFA series permits high misalignment. The GFAS coupling has only one...

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Shaft Couplings-13

Te l : + 4 4 1 2 1 3 6 0 0 1 5 5 F a x : + 4 4 1 2 1 3 2 5 1 0 7 9 E m a i l : s a l e s@c r o s s m o r s e . c o m 13 Type GF Gear Couplings Low cost, gear couplings for lower power applications, available in 10 sizes with torque capacity to 410Nm and shaft speeds up to 14,000 rpm. The GF Coupling consists of two steel hubs with external crowned and barrelled gear teeth, phosphated for corrosion protection, connected by a synthetic resin sleeve. The sleeve is manufactured from high molecular weight polyamide, thermally conditioned and impregnated with solid lubricant to provide a long maintenance-free...

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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.