Metric Set Screw Couplings w/Keyway MRC4H-Series

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

Item #	Bore	OD	Length	Screw Size	Keyway Size	Material	Finish
MRC-10-KW4H@90	10 mm	19 mm	25 mm	M5 x 5	3 x 1.8 mm	Steel, ASTM A108	Black Oxide
MRC-10-SKW4H@90	10 mm	19 mm	25 mm	M5 x 5	3 x 1.8 mm	Stainless Steel, ASTM A582	Plain
MRC-12-KW4H@90	12 mm	22 mm	38 mm	M6 x 6	4 x 2.5 mm	Steel, ASTM A108	Black Oxide
MRC-12-SKW4H@90	12 mm	22 mm	38 mm	M6 x 6	4 x 2.5 mm	Stainless Steel, ASTM A582	Plain
MRC-15-KW4H@90	15 mm	31 mm	50 mm	M6 x 6	5 x 3 mm	Steel, ASTM A108	Black Oxide
MRC-15-SKW4H@90	15 mm	31 mm	50 mm	M6 x 6	5 x 3 mm	Stainless Steel, ASTM A582	Plain
MRC-20-KW4H@90	20 mm	38 mm	50 mm	M6 x 6	6 x 3.5 mm	Steel, ASTM A108	Black Oxide
MRC-20-SKW4H@90	20 mm	38 mm	50 mm	M6 x 6	6 x 3.5 mm	Stainless Steel, ASTM A582	Plain
MRC-25-KW4H@90	25 mm	50 mm	76 mm	M8 x 8	8 x 4 mm	Steel, ASTM A108	Black Oxide
MRC-25-SKW4H@90	25 mm	50 mm	76 mm	M8 x 8	8 x 4 mm	Stainless Steel, ASTM A582	Plain
MRC-30-KW4H@90	30 mm	57 mm	101 mm	M8 x 8	8 x 4 mm	Steel, ASTM A108	Black Oxide
MRC-30-SKW4H@90	30 mm	57 mm	101 mm	M8 x 8	8 x 4 mm	Stainless Steel, ASTM A582	Plain
MRC-35-KW4H@90	35 mm	63 mm	114 mm	M8 x 10	10 x 5 mm	Steel, ASTM A108	Black Oxide
MRC-35-SKW4H@90	35 mm	63 mm	114 mm	M8 x 10	10 x 5 mm	Stainless Steel, ASTM A582	Plain
MRC-40-KW4H@90	40 mm	63 mm	114 mm	M10 x 10	12 x 5 mm	Steel, ASTM A108	Black Oxide
MRC-40-SKW4H@90	40 mm	63 mm	114 mm	M10 x 10	12 x 5 mm	Stainless Steel, ASTM A582	Plain