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TIMKEN 68514422121 bearing — Dimensions on request
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TIMKENCustom & Special Bearings

TIMKEN 68514422121

Custom & Special Bearings · Dimensions on request

0.56 lbWeight
✓323,474 SKUs in the online catalogue ✓OEM & custom bearings welcome ✓Reply within 30 minutes (working days) ✓Global shipping from Wuxi, China
Wuxi Andge Bearing Co., Ltd.Professional bearing supplier · Wuxi, Jiangsu, China ⚡ Reply ≤ 30 min
The TIMKEN 68514422121 is a Custom & Special Bearings, available in the dimensions listed in the specification table below, and a unit weight of 0.56 lb. Supplied by Wuxi Andge Bearing Co., Ltd. (AndgeBearing), a bearing manufacturer and exporter based in Wuxi, Jiangsu, China — OEM and custom bearings welcome, RFQ replied within 30 minutes on working days.

Full Specifications

BrandTIMKEN
CategoryCustom & Special Bearings
TypeCustom & Special Bearings
Dimensions (d × D × B)Dimensions on request
Weight0.56 lb
Catalogue Ref.LSysum8k8t
# of Bolts6
ApplicationShaft-to-shaft
Bolt Grade# 5
Bolt Size3/8-16 x 2-1/2
Complete Coupling Weight10.00 lb
Coupling DesignElastomeric Pre-compression Type Saga is a general purpose, torsionally soft coupling with high tolerance to all forms of misalignment. The design features hexagonal or octagonal rubber donut-shaped elements with metal inserts positioned at each apex during the vulcanization process. These metal inserts carry actual bolts which fix the element to tines on cast, cylindrical hubs. Embedded inserts also have tines which connect with mating surfaces on hubs so that axial bolts can be easily torqued during assembly without twisting the rubber beyond the limits of its elasticity. The rubber between each apex is precompressed, so it is much more durable to the stresses arising from the various forms of misalignment and torsional vibrations.While the Saga coupling is normally associated with shaft-to-shaft applications, adaptations for flange and flywheel mountings can be made. In addition, a floating shaft version for use in lieu of a universal joint drive shaft with separate torsional coupling is available. Its elements can also be stacked in series for use in applications with extreme transient or permanent parallel misalignment, or where torsional dynamics demand an extremely soft element for proper damping and/or vibratory decoupling. The rubbers stiffness of 60 as measured against Shore A by durometer, covers the majority of such situations.
Coupling SizeS15
Cubic inches216.00000 in3
Dimension BC93.73 mm3.690 in
Dimension HD2.880 in
Dimension L41.40 mm1.630 in
Dynamic Torsional Stiffness6875.00 in·lb/rad
FeaturesNo end thrust in misalignment position Absorbs misalignment and shock No axial reaction force to damage or accelerate wear in system bearingsAccepts constant angular misalignment of up to 3° Parallel tolerance of 0.060 (1.5mm), while reaction force remains low Lateral softness without complication, or sacrifice of performance or durability Natural rubber can operate in temperatures from -60° to 200° F (-51° to 93° C)
Grade5
Keyway SizeNo Keyway
Length thru Bore2.130 in
MaterialSteel
Max. Bore (Dimensions ID1/ID2)48.00 mm1.875 in
Max. Shock Load3000.00 in·lb
Max. Speed7000.00 rpm
Moment of Inertia WR214.300 lb·in2
NotesFor applications requiring simultaneous angular and parallel misalignment, consult Lovejoy Engineering to ensure that heat generated from all three forms of stress do not exceed the couplings ability to dissipate heat.For higher speeds, balancing may be necessary.Standard bores available by 1/16 inch increments.Some metric sizes also available as standard.
Outside Diameter5.090 in
Overall Length6.410 in
Rated HP at 100 rpm for 1.0 Service Factor1.59 hp
Rated Torque for 1.0 Service Factor1000.00 in·lb
Recommended Torque (Dry)30.00 ft·lb
Recommended Torque (Wet)23.00 ft·lb
Set Screw Thread Size (Dimension T)3/8-16
Specific Torsional Stiffness6.88 in·lb/rad
StyleFlexible
TypeTorsional

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