Jaw Coupling Hub, L190, Steel, 1-3/8, DAYTON, Mfr# 29HY63

Shaft Coupler Body, Coupling Size L190, Outside Diameter 4 1/2 in, Coupling Overall Length 4 7/8 in, System of Measurement Inch, Hub Material Carbon Steel, Maximum Speed 5,000 RPM, Horsepower @ 100 RPM 2.7 hp (Buna-N Spider), 7.44 hp (Hytrel Spider), Keyway Depth 5/32 in, Keyway Width 5/16 in, Bore Diameter 1 3/8 in, Shaft Locking Type Set Screw, Bore Type Round Bore with Keyway, Jaw Profile Straight, Screw Thread Size 7/16-14 UNC, Hub Diameter 4 in, Hub Material Grade 1045