No 40 Roller Chain Sprocket Type B Built Tough For No 40 Chain One And One Eighth Inch Bore Twenty Teeth Hardened Anti Rust 1045 Steel Drive Sprocket Includes Two Set Screws Ninety Degrees Quenched

No 40 Roller Chain Sprocket Type B for reliable drive
✔️ 20 teeth, 1-1/8 bore (28.6 mm), 1/2 pitch (12.7 mm), ANSI 1045 steel

The sprocket is designed for ANSI #40 roller chain, Type B, built from ANSI 1045 carbon steel with hardened teeth and a blackened anti-corrosion finish. It is ideal for power transmission in agricultural, woodworking, and machine-tool applications. Package includes 1 sprocket, 2 screws, and a wrench for quick installation.

✅ ANSI #40 chain compatibility with Type B geometry
✅ 20 teeth, bore 1-1/8 in (28.6 mm), pitch 1/2 in (12.7 mm)
✅ 1045 carbon steel with teeth hardened to HRC38-42
✅ Blackened surface resists rust in harsh environments
✅ Includes two set screws at 90 degrees, plus screws and wrench

💡 What is a roller chain sprocket used for in power transmission? Learning the basics helps you pick the right sprocket. - Drives conveyor belts, milling machines, and farm equipment by meshing with No 40 chain - Maintains chain alignment to reduce wear and improve efficiency - Handy for replacing worn parts in industrial machinery