Roller Chain Sprocket; 40 Chain; 21 Teeth; 1 Row of Teeth; Hardened Teeth; 3.618" Outside Diameter; 3.355" Pitch Diameter; B-Hub One Side; Bushed Mount; 1610 Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 40 Chain; 20 Teeth; 1 Row of Teeth; Hardened Teeth; 3.457" Outside Diameter; 3.196" Pitch Diameter; B-Hub One Side; Bushed Mount; 1610 Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 40 Chain; 19 Teeth; 1 Row of Teeth; Hardened Teeth; 3.292" Outside Diameter; 3.038" Pitch Diameter; B-Hub One Side; Bushed Mount; 1210 Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 40 Chain; 30 Teeth; 1 Row of Teeth; No Hardened Teeth; 5.057" Outside Diameter; 4.783" Pitch Diameter; B-Hub One Side; Bushed Mount; 1610 Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 40 Chain; 35 Teeth; 1 Row of Teeth; No Hardened Teeth; 5.856" Outside Diameter; 5-37/64" Pitch Diameter; B-Hub One Side; Bushed Mount; 1610 Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material