V Belt Pulley 1 Inch Bore 2.5 Inch OD Single Groove Cast Iron Sheave For A 3L 4L V Belts With 1/4 X 1/8 Keyseat Statically Balanced Surface Finish Anti Rust Not Suitable For Toothed Non Slip Belts AK251 Pulley

1in Bore V-Belt Pulley, 2.5in OD Cast Iron
✔️ 1 groove, 1in bore, 2.5in OD, single pulley

This cast iron V-belt pulley is designed for A, 3L, and 4L belts. It is widely used on motors, compressors, table saws, and other power transmission devices. The unit is statically balanced and coated to resist rust, with two mounting screws included.

✅ 1 groove V-groove alignment for A/3L/4L belts
✅ 1in bore with standard 1/4x1/8 keyseat
✅ OD 2.5in; two mounting screws included
✅ Cast iron construction, statically balanced, rust-resistant

💡 What is a V-belt pulley used for in power transmission? This is a handy overview for common drive setups.

- Efficient torque transfer between shafts
- Works with A, 3L, 4L belt profiles
- Common in motors, compressors, and machinery
- Cast iron construction provides durability and stability