Rigid Shaft Coupling Bore Diameter 1 16 mm Bore Diameter 2 16 mm Bore Type Round Keyed Clearance Diameter 39.4 mm Coupling Construction One-Piece Coupling Material Carbon Steel Coupling Outside Diameter 34 mm Different Bore Sizes No Keyway Depth 1 2.4 mm Keyway Depth 2 2.4 mm Minimum Bore Diameter 16 mm Keyway Width 1 5 mm Keyway Width 2 5 mm Maximum Bore Diameter 15 mm Maximum Speed 4 000 RPM Maximum Torque 200 N-m Overall Length 50 mm Shaft Locking Type Clamp On