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12SCHS SPCR HUB 1-7/8 1/2X1/4

BRAND: LoveJoy | MODEL: 68514436747 | CONDITION: NEW | SKU: 1798241
12SCHS SPCR HUB 1-7/8 1/2X1/4

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Weight: 14.10 lbs UOM: EA

Additional Description

Technical Specifications

OD 5.750 in



  • 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
Description 12SCHS SPCR HUB 1-7/8 1/2X1/4
Coupling TypeCoupling Hubs
Hub #12SCHS
MaterialCast Iron
Bore TypeFinished Bore
# of Cap Screws Required4
Coupling TypeS-Flex
Weight14.10 lb
Dimensional Data
Bore Size 1 7/8 in
Thread (Dimension T)5/8-11
Keyway Size (W x D)1/2 x 1/4 in
Outside Diameter5.750 in146.05 mm
Max. Bore2.500 in
Dimension L2.530 in64.26 mm
Dimension SL1.120 in28.45 mm
Cap Screw Required Size5/8 - 3-1/2
Cubic inches83.64813 in³
Performance Data
Nominal Torque (with EPDM Sleeve)7200 in·lb
Max. Speed2800.00 rpm
Torsional Stiffness27500.00 in·lb/rad
Rated HP at 100 rpm11.40 hp
Rated HP at 1,200 rpm137.00 hp
Rated HP at 1,800 rpm206.00 hp
  • SC = Standard Length
  • SCHS = Short Length