Roller Chain Sprocket; 5/8" Bore; 35 Chain; 36 Teeth; 1 Row of Teeth; No Hardened Teeth; 4.511" Outside Diameter; 4.303" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 3/8" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material