60B21 1-1/4" Finished Bore Sprocket (60BS21H-1-1/4)

Nitro 60B21-1-1/4 Finished Bore Sprocket

Our 60BS21H sprockets are manufactured to conform to the ANSI standards for chain & sprockets. This sprocket is a 21 tooth sprocket that is compatible with ANSI #60 roller chain. The 60BS21 1-1/4" sprocket is a finished bore style that has a standard keyway & 2 setscrews. Our sprocket teeth are hardened to help prevent tooth wear. A black oxide finish is applied to the sprocket for corrosion resistance.

60BS21 1-1/4" Sprocket Dimensions:

• Fits ANSI Chain Size: #60
• Bore (D1): 1-1/4"
• Number Of Teeth: 21
• Outside Diameter (de): 5.426"
• Sprocket Thickness (B1): 0.459" (Not including Hub)
• Hub Diameter (dm): 4"
• LTB - Length Thru Bore (A): 1-1/4"
• Keyway Size: 1/4" X 1/8"
• Hardened Teeth: Yes (HRC 38-42)
• Number Of Setscrews: 2
• Material: 1045CD (Cold Drawn)
• Type Of Finish: Black Oxide

Interchange Numbers:

• 60BS21 1-1/4
• 60BS21H 1-1/4