Roller Chain Sprocket; 40 Chain; 25 Teeth; 1 Row of Teeth; No Hardened Teeth; 4.258" Outside Diameter; 3.989" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

1-1/4" Bore; 60 | 66 | 810 | 812 | 815 | 881; 1-1/2" Pitch; 25 Teeth; 6.07" Outside Diameter; 6-1/32" Pitch Diameter; B-Hub One Side; Finished Bore; Round; Straight Running | Back Flexing; Cast Iron

Conveying Chain Sprocket; 36.525" Bore; 8503 | 8505 | 8506 | 8507; 19.05" Pitch; 25 Teeth; 6.09" Outside Diameter; 6.04" Pitch Diameter; C-Hub Both Sides; Finished Bore; Round; Straight Running | Back Flexing; Thermoplastic

Roller Chain Sprocket; 60 Chain; 25 Teeth; 1 Row of Teeth; Hardened Teeth; 6.387" Outside Diameter; 5-63/64" Pitch Diameter; B-Hub One Side; Bushed Mount; 2012 Bushing; 3/4" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

1" Bore; 821 | 815 H; 1-1/2" Pitch; 25 Teeth; 6.07" Outside Diameter; 6-1/32" Pitch Diameter; A-No Hub; Finished Bore; Round; Straight Running | Back Flexing; Thermoplastic