All Product Types > INDUSTRIAL MOTION PRODUCTS > Couplings & Power Transmission Parts Catalog > S-Flex Endurance® Couplings > SC Type Spacer Coupling Hubs with Keyway, Standard Length - Inch (Imperial) Bores > Part Number 68514436612  

Part Number 68514436612, SC Type Spacer Coupling Hubs with Keyway, Standard Length - Inch (Imperial) Bores

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  • Specifically designed for the pump industry, this coupling accommodates industry standard as well as special pump/motor separation
  • This shaft separation facilitates easy pump repair of pump packing, bearings, and seals without disturbing pump or motor mounting and alignment
  • The SC Type coupling consists of two flanges, a sleeve and two shaft hubs
Quick Coupling Removal
  • The center drop out section consists of two flanges and the flexible sleeve
  • The flange is bolted to the shaft hub with four hex head cap screws
  • The center drop out section can be removed by removing the hex head cap screws
  • Flats on each hub provides a convenient grip for a wrench in order to facilitate loosening of the screws and, if desired, turning of the pump/motor shafts
  • Once the hub is removed from the pump shaft, maintenance on the pump can be done without disturbing equipment alignment





Specifications  · Dimensional Data  · Performance Data  · Notes

Specifications

Description 
7SCH-SPCR HUB-7/8-3/16X3/32KW

Coupling Type
Coupling Hubs

Hub #
7SCH

Material
Cast Iron

Color
Gray

Bore Type
Finished Bore

# of Cap Screws Required
4

Coupling Type
S-Flex

Weight
2.30 lb


Dimensional Data

Bore Size 
7/8 in

Thread (Dimension T)
5/16-18

Keyway Size (W x D)
3/16 x 3/32 in

Outside Diameter
2.810 in
71.37 mm

Max. Bore
1.625 in

Dimension L
1.470 in
37.34 mm

Dimension SL
0.710 in
18.03 mm

Cap Screw Required Size
1/4 - 1-7/8

Cubic inches
11.60727 in³


Performance Data

Nominal Torque (with EPDM Sleeve)
725 in·lb

Max. Speed
5250.00 rpm

Torsional Stiffness
2769.00 in·lb/rad

Rated HP at 100 rpm
1.20 hp

Rated HP at 1,200 rpm
14.00 hp

Rated HP at 1,800 rpm
21.00 hp

Rated HP at 3,600 rpm
41.00 hp


Notes

Notes 
  • SC = Standard Length
  • SCHS = Short Length


 MORE IMAGES 

·  S-Flex Coupling Misalignment


 DOWNLOADS 

S-Flex Endurance Catalog

S-Flex Endurance Half and Full Spacer Installation Instructions
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S-Flex Endurance Full Spacer Installation Video

S-Flex Endurance Half Spacer Coupling Installation Video