Shaft Coupler Body 1 3/4 Inches, Boston Gear, Mfr#: FC45 1 3/4

Shaft Coupler Body, Coupling Size FC45, Outside Diameter 4 1/2 in, Coupling Overall Length 7 3/16 in, System of Measurement Inch, Hub Material Carbon Steel, Maximum Speed 1,750 RPM, Horsepower @ 100 RPM 17.5 hp, Keyway Depth 3/16 in, Keyway Width 3/8 in, Bore Diameter 1 3/4 in, Shaft Locking Type Set Screw, Bore Type Round Bore with Keyway, Jaw Profile Straight, Bore Tolerance +0.001/-0.000 in, Shaft Tolerance +0.000/-0.001 in, Hub Diameter 4 in