BK20 solid V-belt pulley with 5/8 inch bore and 2 inch outer diameter, single groove cast iron pulley for 4L and 5L belt sections, includes hex set screws, designed for dependable power transmission in motors, shop equipment, and industrial drive systems

BK20 5/8 inch bore solid V-belt pulley 2 inch OD, 1 piece
✔️ Single-groove cast iron pulley for 4L and 5L belts, one unit

This is a solid cast iron V-belt pulley used in power transmission setups like motors, pumps, and small machinery. Pack size is 1 pulley, designed to mount on a 5/8 inch shaft and run standard 4L or 5L belts with a secure set-screw hold.

✅ Pack size: 1 solid pulley
✅ Pulley type: BK20 single-groove V-belt
✅ Outside diameter: 2 inch
✅ Bore size: 5/8 inch
✅ Belt section compatibility: 4L and 5L
✅ Material: cast iron
✅ Includes hex set screws for shaft locking

💡 What should you consider when selecting a small solid V-belt pulley for motor drives?
Fit, belt match, and grip all matter for smooth power transfer.

• Correct bore size keeps the pulley centered on the shaft

• Matching the groove to 4L or 5L belts prevents slip and wear

• Solid cast iron adds stability at steady speeds

• Set screws help hold alignment under continuous rotation

Tough, compact, and easy to mount, this pulley is a handy choice for clean belt drive builds, toss one in your cart and keep things spinning right.