Set Screw Couplings
With or Without Keyway

1-800-352-0418

Other sizes, shapes and materials available

 

 
  Request a Catalog
 
BLACK BLACK OXIDE       SET
OXIDE STEEL BORE     SCREW
STEEL WITH KEYWAY SIZE O.D. WIDTH SIZE
GRC-025     1/4   1/2   3/4 10-32 
GRC-031     5/16   5/8 1      10-32 
GRC-037     3/8   3/4 1      1/4-20 
GRC-050 GRC-050-KW   1/2 1      1  1/2 1/4-20 
GRC-062 GRC-062-KW   5/8 1  1/4 2      5/16-18 
GRC-075 GRC-075-KW   3/4 1  1/2 2      5/16-18 
GRC-087 GRC-087-KW   7/8 1  3/4 2      5/16-18 
GRC-100 GRC-100-KW 1      2      3      5/16-18 
GRC-112 GRC-112-KW 1  1/8 2  1/8 3      3/8-16 
GRC-125 GRC-125-KW 1  1/4 2  1/4 4      3/8-16 
GRC-137 GRC-137-KW 1  3/8 2  1/2 4  1/2 3/8-16 
GRC-150 GRC-150-KW 1  1/2 2  1/2 4  1/2 3/8-16 

 

Set Screw Couplings
With or Without
Keyway

Bore Keyway Size
 3/8 3/32 X 3/64
 1/2 1/8 X 1/16
5/8 to 7/8 3/16 X 3/32
1 to 1-1/4 1/4 X 1/8
1 3/8 5/16 X 5/32
1 1/2 3/8 X 3/16

Bore Tolerance

Bore 1/4 to 1/2
Tolerance +.0005 / +.0025

Bore 5/8 to 1-1/2
Tolerance +.0005 / +.0030
 

 


  Phone: 1-800-352-0418 Fax: 1-800-860-5553