• 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
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Item #

Description 

Bore Size 

Hub #

Keyway Size (W x D)

Outside Diameter

Dimension L

Dimension SL

N/A 5SCH SPCR HUB 1/2 N/KW N/A 1/2 in N/A 5SCH N/A No Keyway N/A 2.000 in50.80 mm N/A 1.090 in27.69 mm N/A 0.540 in13.72 mm
N/A 6SCH SPCR HUB 5/8 N/KW N/A 5/8 in N/A 6SCH N/A No Keyway N/A 2.500 in63.50 mm N/A 1.220 in30.99 mm N/A 0.630 in16.00 mm
N/A 7SCH SPCR HUB 5/8 N/KW N/A 5/8 in N/A 7SCH N/A No Keyway N/A 2.810 in71.37 mm N/A 1.470 in37.34 mm N/A 0.710 in18.03 mm
N/A 8SCH SPCR HUB 3/4 N/KW N/A 3/4 in N/A 8SCH N/A No Keyway N/A 3.250 in82.55 mm N/A 1.720 in43.69 mm N/A 0.660 in16.76 mm
N/A 9SCH SPCR HUB 7/8 N/KW N/A 7/8 in N/A 9SCH N/A No Keyway N/A 3.630 in92.20 mm N/A 1.970 in50.04 mm N/A 1.170 in29.72 mm
N/A 10SCH SPCR HUB 1-1/8 N/KW N/A 1 1/8 in N/A 10SCH N/A No Keyway N/A 4.380 in111.25 mm N/A 2.340 in59.44 mm N/A 1.170 in29.72 mm
N/A 11SCH SPCR HUB 1-1/8 N/KW N/A 1 1/8 in N/A 11SCH N/A No Keyway N/A 5.250 in133.35 mm N/A 2.720 in69.09 mm N/A 1.360 in34.54 mm
N/A 12SCH SPCR HUB 1-7/8 N/KW N/A 1 7/8 in N/A 12SCH N/A No Keyway N/A 5.750 in146.05 mm N/A 2.970 in75.44 mm N/A 1.440 in36.58 mm
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