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Set Screw Couplings w/Keyway RC-Series

Traditional cost effective rigid coupling design. Provides torque transmission & alignment.

Set Screw Couplings w/Keyway RC-Series
Item #BoreODLengthScrew SizeKeyway SizeMaterialFinish
RC-037-KW3/8 in3/4 in1 in1/4-20 x 3/163/32 x 3/64 inSteel, ASTM A108Black Oxide
RC-037-S-KW3/8 in3/4 in1 in1/4-20 x 3/163/32 x 3/64 inStainless Steel, ASTM A582Plain
RC-050-KW1/2 in1 in1 1/2 in1/4-20 x 3/161/8 x 1/16 inSteel, ASTM A108Black Oxide
RC-050-S-KW1/2 in1 in1 1/2 in1/4-20 x 3/161/8 x 1/16 inStainless Steel, ASTM A582Plain
RC-062-KW5/8 in1 1/4 in2 in5/16-18 x 1/43/16 x 3/32 inSteel, ASTM A108Black Oxide
RC-062-S-KW5/8 in1 1/4 in2 in5/16-18 x 1/43/16 x 3/32 inStainless Steel, ASTM A582Plain
RC-075-KW3/4 in1 1/2 in2 in5/16-18 x 1/43/16 x 3/32 inSteel, ASTM A108Black Oxide
RC-075-S-KW3/4 in1 1/2 in2 in5/16-18 x 1/43/16 x 3/32 inStainless Steel, ASTM A582Plain
RC-087-KW7/8 in1 3/4 in2 in5/16-18 x 5/163/16 x 3/32 inSteel, ASTM A108Black Oxide
RC-087-S-KW7/8 in1 3/4 in2 in5/16-18 x 5/163/16 x 3/32 inStainless Steel, ASTM A582Plain
RC-100-KW1 in2 in3 in5/16-18 x 3/81/4 x 1/8 inSteel, ASTM A108Black Oxide
RC-100-S-KW1 in2 in3 in5/16-18 x 3/81/4 x 1/8 inStainless Steel, ASTM A582Plain
RC-112-KW1 1/8 in2 1/8 in3 in3/8-16 x 3/81/4 x 1/8 inSteel, ASTM A108Black Oxide
RC-112-S-KW1 1/8 in2 1/8 in3 in3/8-16 x 3/81/4 x 1/8 inStainless Steel, ASTM A582Plain
RC-125-KW1 1/4 in2 1/4 in4 in3/8-16 x 3/81/4 x 1/8 inSteel, ASTM A108Black Oxide
RC-125-S-KW1 1/4 in2 1/4 in4 in3/8-16 x 3/81/4 x 1/8 inStainless Steel, ASTM A582Plain
RC-137-KW1 3/8 in2 1/2 in4 1/2 in3/8-16 x 3/85/16 x 5/32 inSteel, ASTM A108Black Oxide
RC-137-S-KW1 3/8 in2 1/2 in4 1/2 in3/8-16 x 3/85/16 x 5/32 inStainless Steel, ASTM A582Plain
RC-150-KW1 1/2 in2 1/2 in4 1/2 in3/8-16 x 3/83/8 x 3/16 inSteel, ASTM A108Black Oxide
RC-150-S-KW1 1/2 in2 1/2 in4 1/2 in3/8-16 x 3/83/8 x 3/16 inStainless Steel, ASTM A582Plain
RC-175-KW1 3/4 in2 3/4 in4 1/2 in3/8-16 x 3/83/8 x 3/16 inSteel, ASTM A108Black Oxide
RC-175-S-KW1 3/4 in2 3/4 in4 1/2 in3/8-16 x 3/83/8 x 3/16 inStainless Steel, ASTM A582Plain
RC-200-KW2 in3 5/16 in4 1/2 in1/2-13 x 1/21/2 x 1/4 inSteel, ASTM A108Black Oxide
RC-200-S-KW2 in3 5/16 in4 1/2 in1/2-13 x 1/21/2 x 1/4 inStainless Steel, ASTM A582Plain