Beefy Hardened 15 Tooth Roller Chain Sprocket B Type For 12.7mm Pitch With Three Quarter Inch Bore And 0.187 Inch Keyway Two Set Screws At 90 Degrees Rust Resistant AISI 1045 Steel High Hardness HRC 38 42 Ideal For Heavy Duty Industrial Machinery

Beefy Hardened 15-Tooth Sprocket for 12.7mm Pitch and 3/4 Bore
✔️ 15-teeth, 12.7 mm pitch, 3/4 in bore, 0.187 in keyway, 2 screws

This rugged roller chain sprocket is designed for heavy-duty industrial machinery. Made from AISI 1045 medium carbon steel with hardened teeth, it delivers long wear life and reliable performance in tough operating environments. The B-type sprocket features a 3/4" bore and 0.187" keyway, with a blackened finish that resists rust and corrosion, and it’s designed for maintenance-friendly operation with no lubrication required.

✅ Size and compatibility: 15 teeth, 12.7 mm pitch (1/2 in), 3/4 in bore (19.05 mm), 0.187 in keyway (4.75 mm), B Type
✅ Material and hardness: AISI 1045 steel, heat-treated teeth, HRC 38-42
✅ Finish and protection: surface hardened teeth, blackened finish for rust resistance
✅ Mounting and service: two set screws at 90°, no lubrication required for long life
✅ Package: 1 sprocket with 2 set screws included

💡 What is a chain sprocket used for in heavy equipment drives?

In gear systems, a chain sprocket translates rotational motion from a drive chain to a shaft or wheel, enabling reliable power transfer in tough environments.

- High-torque power transfer with hardened teeth for long life - AISI 1045 steel provides strong wear resistance in harsh environments - 12.7 mm pitch matches standard roller chain for easy upgrades - Two 90° set screws secure the sprocket to the shaft in rugged setups