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All Product Types > INDUSTRIAL MOTION PRODUCTS > Couplings & Power Transmission Parts Catalog > S-Flex Endurance® Couplings > SC Type Spacer Coupling Hubs with Keyway, Short Length - Inch (Imperial) Bores > Part Number 68514436750  
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Part Number 68514436750, SC Type Spacer Coupling Hubs with Keyway, Short Length - Inch (Imperial) Bores



  • 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




Unit of Measure: Imperial Metric Both

Specifications  · Dimensional Data  · Performance Data  · Notes

Specifications

Description 

12SCHS-SPCR HUB-2-1/4-1/2X1/4KW

Coupling Type

Coupling Hubs

Hub #

12SCHS

Material

Cast Iron

Color

Gray

Bore Type

Finished Bore

# of Cap Screws Required

4

Coupling Type

S-Flex

Weight

14.10 lb


Dimensional Data

Bore Size 

2 1/4 in

Thread (Dimension T)

5/8-11

Keyway Size (W x D)

1/2 x 1/4 in

Outside Diameter

5.750 in
146.05
mm

Max. Bore

2.500 in

Dimension L

2.530 in
64.26
mm

Dimension SL

1.120 in
28.45
mm

Cap Screw Required Size

5/8 - 3-1/2

Cubic inches

83.64813 in³


Performance Data

Nominal Torque (with EPDM Sleeve)

7200 in·lb

Max. Speed

2800.00 rpm

Torsional Stiffness

27500.00 in·lb/rad

Rated HP at 100 rpm

11.40 hp

Rated HP at 1,200 rpm

137.00 hp

Rated HP at 1,800 rpm

206.00 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
(, 0KB)

S-Flex Endurance Full Spacer Installation Video

S-Flex Endurance Half Spacer Coupling Installation Video


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