Description
Simplex chain sprocket with hardened teeth (HRC 45÷53), finished bore, keyway and set-screw holes, for 08B-1 roller chain (1/2″ × 5/16″), teeth Z 19–30.
- Keyway DIN 6885 UNI 6604 — keyway in line with tooth
- Sprocket tooth width B1: 7.2 mm
- Chain pitch: 12.7 mm
- Chain inner width: 7.75 mm
- Chain roller Ø: 8.51 mm


