2-15/16" Bore; 8-5/8" Outside Diameter; Rigid Coupling; Hub; Shaft; No Flange; Finished Bore; 11-5/8" Length Thru Bore; 257 Size or Series; Compression Mount; No Bushing; Keyway; 2210 Max Speed

Two-Piece Clamping Coupling; 2-7/16" Bore; 4-3/8" Outside Diameter; 7-1/2" Length; 3/4" X 3/8" Keyway; Black Oxide; Steel Material; Large Bore; Recessed Screw; 8 Screw

Two-Piece Clamping Coupling; 2-15/16" Bore; 5-1/8" Outside Diameter; 9" Length; 3/4" X 3/8" Keyway; Black Oxide; Steel Material; Large Bore; Recessed Screw; 10 Screw

1-1/2" Bore; 4-5/8" Outside Diameter; Rigid Coupling; Hub; Shaft; No Flange; Finished Bore; 6-3/16" Length Thru Bore; Compression Mount; No Bushing; Keyway; 4130 Max Speed; 4000In-Lbs Torque

1-3/4" Bore; 4-13/16" Outside Diameter; Rigid Coupling; Hub; Shaft; No Flange; Finished Bore; 7-1/16" Length Thru Bore; Compression Mount; No Bushing; Keyway; 3965 Max Speed; 6300In-Lbs Torque