40B15 Type B Roller Chain Sprocket 15 Teeth Three Quarter Inch Bore For One Half Inch Pitch ANSI 40 Hardened 1045 Steel Drive Sprocket Built Tough Antirust Heavy Duty Gear For Industrial Machinery

40B15 Type B Roller Chain Sprocket: 15T, 3/4 Bore 1 pc
✔️ 1/2 in pitch, ANSI 40, 3/4 in bore, 15 teeth, 2 screws

The 40B15 Type B roller chain sprocket is a heavy-duty drive gear built to fit ANSI #40 chain with a 1/2 inch pitch and a 3/4 inch bore. The teeth are hardened for long life, and the blackened surface offers corrosion resistance, making it suitable for harsh industrial environments in farms, wood mills, and machine tools.

✅ ANSI #40 chain compatibility; 1/2 in pitch
✅ 15 teeth for standard drive ratio
✅ 3/4 in bore with 3/16x3/32 keyway
✅ 2 setscrews at 90 degrees for secure mounting
✅ Hardened teeth, HRC 38-42; HF quenching
✅ Blackened carbon steel 1045; rust-resistant surface
✅ Includes 1 sprocket, 2 screws, 1 wrench

💡 What is a roller chain sprocket used for in power transmission?

In simple terms, it engages with the chain to transfer torque and motion between shafts. This handy setup keeps the drive system aligned and reliable under load.

- Power transmission with chain drive in conveyors and machines - Handy for conveyors, woodworking tools, agricultural equipment - Hardened teeth resist wear in tough industrial settings - Easy to swap and service on standard ANSI #40 drive systems