Spur Gear; 3/4" Bore; 6" Pitch Diameter; 12 DP; 1" Face Width; Finished Bore; 72 Teeth; 20 Degree Pressure Angle; No Minimum Plain Bore; 2-1/8" Max Bore; 3-1/2" Hub Diameter; Steel; No Hardened Teeth

Spur Gear; 1" Bore; 9" Pitch Diameter; 8 DP; 1-1/4" Face Width; Finished Bore; 72 Teeth; 14-1/2 Degree Pressure Angle; No Minimum Plain Bore; 1-13/16" Max Bore; 3" Hub Diameter; Cast Iron; No Hardened Teeth

Spur Gear; 4-1/2" Pitch Diameter; 16 DP; 1/2" Face Width; Rough Bore; 72 Teeth; 14-1/2 Degree Pressure Angle; Yes Minimum Plain Bore; 1-5/16" Max Bore; 2-1/4" Hub Diameter; Steel; No Hardened Teeth

Roller Chain Sprocket; 3" Bore; 60 Chain; 72 Teeth; 1 Row of Teeth; No Hardened Teeth; 17.628" Outside Diameter; 17.195" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 3/4" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Spur Gear; 18" Pitch Diameter; 4 DP; 2" Face Width; Rough Bore; 72 Teeth; 14-1/2 Degree Pressure Angle; Minimum Plain Bore; 2-11/16" Max Bore; 4-1/2" Hub Diameter; Cast Iron