Roller Chain Sprocket; 50 Chain; 48 Teeth; 1 Row of Teeth; No Hardened Teeth; 9.911" Outside Diameter; 9.556" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Spur Gear; 8" Pitch Diameter; 6 DP; 1-1/2" Face Width; Rough Bore; 48 Teeth; 14-1/2 Degree Pressure Angle; Yes Minimum Plain Bore; 2-1/2" Max Bore; 4-1/8" Hub Diameter; Steel; Yes Hardened Teeth