Single Groove V Belt Pulley 3.75 Inch Outside Diameter 7/8 Inch Bore Cast Iron Motor Pulley For A AX B BX 4L 5L V Belts 1 Groove BK3678 Pulley Built For Heavy Duty Use Durable And Long Lasting
✔️ 1-pc pack, 3.75 in OD, 7/8 in bore, cast iron, heavy-duty
This single groove V belt pulley is cast iron and built for heavy-duty power transmission. With a 3.75 inch outside diameter and a 7/8 inch bore, it fits standard motor shafts and is designed for V-Belt sections A, AX, B, BX, 4L, and 5L. The pulley features a standard 3/16 x 3/32 inch keyseat and includes two mounting screws. It’s statically balanced and coated to resist rust, making it a reliable replacement on compressors, saws, and other machinery. Interchangeable with Browning, Martin and other brands.
✅ OD 3.75 in, 1 groove
✅ Bore 7/8 in, standard keyseat 3/16 x 3/32
✅ Cast iron, statically balanced, rust-resistant coating
✅ Includes 2 mounting screws, 2 screws for secure fit
✅ Interchangeable with Browning, Martin and other brands
💡 What is a typical use for a single groove V belt pulley in power transmission?
In practical terms, this handy drive pulley helps transfer motor power to belts in compact, demanding setups.
- Supports V-belt sections A, AX, B, BX, 4L, 5L for broad compatibility - Cast iron construction provides durability and long service life - 7/8 in bore with standard keyseat 3/16 x 3/32 in and two mounting screws