3-7/8" Hub Diameter; Chain Coupling; Hub; Shaft; Bushed; 1/2 To 2-5/8 Bore Range; 5-3/16" Outside Diameter; 1-7/8" Length Thru Bore; 7/16" Between Shaft Ends; 60 Chain; 20 Teeth; 1-1/4" Width; 6020; Keyway; Steel

Jaw Coupling Hub; 1-1/8" Bore; 5" Hub Dia; Jaw Coupling; Hub; Shaft; Finished Bore; Keyway; 5" Outside Diameter; 2.188" Length Thru Bore; MS225 Size or Series; Set Screw; Steel; 3600 Maximum Speed; Buna-N 2920 | Hytrel 8760In-Lbs Torque

Hub, Elastomeric Coupling; 11-1/4" Outside Diameter; 7-3/4" Hub Diameter; Shaft; Bushed; 4" Length Thru Bore; E80 Size or Series; 4040 Bushing Size; Keyway; Steel Material; 2000 Maximum Speed; 39500In-Lbs Torque