Heavy Duty ANSI 40 Roller Chain Sprocket Type B With Five Eighth Inch Bore Nine Teeth For 40 Chain Half Inch Pitch Hardened 1045 Carbon Steel Anti Rust Drive Sprocket 40B9 Five Eighth
✔️ Type B, ANSI #40, 1/2 in pitch (12.7 mm), 5/8 in bore (15.875 mm), 9 teeth
Heavy-duty roller chain sprocket designed for ANSI #40 chain. Type B configuration with hardened teeth delivers long life in demanding power transmission. Commonly used in agricultural machinery, woodworking equipment, and machine tools to transfer torque reliably.
✅ ANSI #40, 9 teeth, 1/2 in pitch (12.7 mm), Type B
✅ Bore 5/8 in (15.875 mm) with 3/16 x 3/32 in keyway and 2 screws
✅ Carbon steel 1045, hardened to HRC38-42
✅ Blackened finish provides anti-rust and corrosion resistance
✅ Includes 1 sprocket, 2 screws, 1 wrench for quick install
💡 What is a chain sprocket used for in power transmission systems? It's a handy overview to help you pick the right sprocket.
- transfers torque from chain to rotating parts in drive trains
- requires proper pitch, bore, and teeth count for fit
- hardened steel options extend life in heavy-duty setups
- proper alignment and tension prevent wear and slip