Heavy Duty Roller Chain Sprocket For 50 Chain Type B Hub Single Strand Bored To Size 0.625 Inch Pitch 12 Teeth 1.125 Inch Bore 2.708 Inch Outer Diameter 1.9844 Inch Hub Diameter 0.343 Inch Width With Setscrews And Keyway

Heavy Duty 12-Tooth Sprocket for 0.625 Pitch Chain Single
✔️ 12 teeth, 0.625 pitch, bore 1.125, OD 2.708, Type BS

This heavy-duty chain sprocket is designed for series 50 roller chain with a 5/8 inch pitch. It's bored-to-size Type BS sprocket with two setscrews and a keyway, providing a secure shaft attachment for reliable power transmission on conveyors, machinery, and agricultural equipment.

✅ Teeth: 12; Pitch: 0.625 in (15.88 mm)
✅ Bore: 1.125 in (28.58 mm); OD: 2.708 in (68.78 mm)
✅ Hub diameter: 1.9844 in (50.43 mm); Width: 0.343 in (8.72 mm)
✅ Type BS: bored-to-size with two setscrews and keyway

💡 What is a bored-to-size chain sprocket and why use it?

- It provides a precise shaft fit with a full-depth keyway and two setscrews for secure mounting on a shaft. - Handy for reliable, straight-line power transmission with Series 50 chain at 5/8 inch pitch. - ANSI standards-compatible design helps you mix parts across setups and applications.