1" Belt Width; 1/2 Inch Belt Pitch; H Belt Style; 20 Teeth; 1-5/16" Face Width; Bushed; 3-3/8" Flange OD; 3.129" Outside Diameter; 3.183" Pitch Diameter; Keyway; 1/2 To 1-5/8" Bushing Bore Range; SH Bushing; No Minimum Plain Bore

Synchronous Pulley; 0.787" Bore; 2" Belt Width; 1/2 Inch Belt Pitch; H Belt Style; 20 Teeth; 2-11/32" Face Width; Finished Bore; 3.129" Outside Diameter; 3.183" Pitch Diameter; Yes Keyway; No Bushing; No Minimum Plain Bore

Synchronous Pulley; 1" Belt Width; 1/2 Inch Belt Pitch; H Belt Style; 20 Teeth; 1-5/16" Face Width; Rough Bore; 3-7/16" Flange OD; 3.129" Outside Diameter; 3.183" Pitch Diameter; No Keyway; No Bushing; Yes Minimum Plain Bore; 1-5/8"