Single Groove V Belt Pulley 5.5 Inch Outside Diameter 5/8 Inch Bore With 3/16x3/32 Keyseat For A B 5L 4L V-Belts Carbon Steel Zinc Plated Motor Pulley Heavy Duty Industrial Grade Drive

Single-piece 5.5 in OD V belt pulley with 5/8 bore
✔️ 5.5 in OD, 1 groove, 5/8 in bore, 3/16x3/32 keyseat, zinc-plated carbon steel

The single groove V belt pulley is a heavy-duty drive component used in power transmission systems. It’s commonly mounted on motors, compressors, lawn equipment, and other belt-driven machinery to transfer rotational motion efficiently with standard A/B/5L/4L belt profiles.

✅ 5.5 in outside diameter, 1 groove
✅ Bore 5/8 in, standard keyseat 3/16x3/32
✅ Carbon steel, zinc-plated finish for rust resistance
✅ Includes 2 screws and a wrench for mounting
✅ Fits V-belt sections A, B, 5L, 4L, AX, BX

💡 What is a single groove V belt pulley used for in basic power transmission?

A handy, common part in belt drive systems for moving rotational power from a motor to a driven load.

- It aligns and guides the belt for smooth torque transfer. - Works with standard belt profiles like A, B, 5L, 4L, AX, BX in small machines. - Zinc-plated steel helps resist rust in tougher environments.