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All Product Types > INDUSTRIAL MOTION PRODUCTS > Couplings & Power Transmission Parts Catalog > Jaw Couplings > C Type (Higher Torque) Components > C Type Hubs with Keyway - Inch (Imperial) Bores > Part Number 68514426053  
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Part Number 68514426053, C Type Hubs with Keyway - Inch (Imperial) Bores



  • A complete C Type coupling is comprised of two standard C Type hubs, one cushion set, and one collar with hardware.




Unit of Measure: Imperial Metric Both

Notes  · Specifications  · Dimensional Data  · Performance Data  · Spider Performance  · Features

Notes

Disclaimer

Lovejoy: CAD Models are accurate envelope dimensions only. Features such as bore size and keyway are not rendered or are only representative. Contact Lovejoy Technical Support or refer to product catalogs for details.

Notes 

  • Jaw coupling hubs are standard with one set screw, for two set screws see RRS & RRC sections.


Specifications

Description 

C276-HUB-1-1/2-3/8X3/16KW

Hub Style

3

Coupling Type

Jaw

Material

Cast Iron

Color

Gray/Metallic

# of Jaws

3

Elastomeric Member

SOX (NBR) Rubber

Weight

18.70 lb

Weight (Complete Coupling w/ Max. Bores)

47.00 lb

Weight (Complete Coupling w/ Min. Bores)

36.00 lb


Dimensional Data

Bore Size 

1 1/2 in

Coupling

C276

Thread (Dimension T)

1/2-13

Keyway Size (W x D)

3/8 x 3/16 in

Length thru Bore

3.120 in
79.25
mm

Outside Diameter

6.180 in
156.97
mm

Min. Bore (Dimensions ID1/ID2)

0.875 in
22.00
mm

Max. Bore (Dimensions ID1/ID2)

2.875 in
73
mm

Overall Length of Hub

4.750 in
120.65
mm

Dimension CD

6.530 in
165.86
mm

Dimension CL

0.120 in
3.05
mm

Dimension G

1.630 in
41.40
mm

Dimension HD

5.00 in
127.00
mm

Dimension SL

1.560 in
39.62
mm

Cubic inches

181.41390 in³


Performance Data

Nominal Torque

4716 in·lb

Max. Speed

4200 rpm

Moment of Inertia WR2

188.000 lb·in²

Rated HP at 100 rpm

7.5 hp

Rated HP at 1,200 rpm

90 hp

Rated HP at 1,800 rpm

135 hp

Rated HP at 3,600 rpm

270 hp


Spider Performance
  • Nitrile Butadiene (Buna N) Rubber is a flexible elastomer material that is oil resistant, resembles natural rubber in resilience and elasticity and operates effectively in temperature range of -40° to 212° F (-40° to 100° C). Good resistance to oil. Standard elastomer. (Also applies to SXB Cushions.)




Features

Features 

  • Greater torque and bore capacity than the L-Line series jaw coupling
  • Elastomeric cushions are radially removable
  • Cushions available in SXB rubber and Hytrel


 DOWNLOADS 

Jaw Type Catalog (pdf catalog)

Installation Instructions for Jaw Type Couplings

Installation Video for Jaw Type Couplings


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