Spur Gear; 1-3/4" Pitch Diameter; 24 DP; 1/4" Face Width; Rough Bore; 42 Teeth; 20 Degree Pressure Angle; Minimum Plain Bore; 0.86" Hub Diameter; Brass

Roller Chain Sprocket; 40 Chain; 42 Teeth; 1 Row of Teeth; Hardened Teeth; 6.972" Outside Diameter; 6.691" Pitch Diameter; B-Hub One Side; Bushed Mount; 2012 Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Synchronous Pulley; 1/2" Belt Width; 3/8 Inch Belt Pitch; L Belt Style; 42 Teeth; 0.748" Face Width; Rough Bore; 4.983" Outside Diameter; 5.013" Pitch Diameter; No Keyway; No Bushing; Yes Minimum Plain Bore

Roller Chain Sprocket; 35-3 Chain; 42 Teeth; 3 Row of Teeth; Hardened Teeth; 5.229" Outside Diameter; 5.018" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 3/8" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 140 Chain; 42 Teeth; 1 Row of Teeth; Hardened Teeth; 23.418" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 1-3/4" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material