Seven Eighths Inch Bore Solid Sheave Pulley With Two And One Half Inch Outside Diameter For 4L And 5L V Belts, Dual Grooves For A And B Belts, Hex Set Screws, Cast Iron With Keyway, Model 2BK25

2BK25 7/8 bore solid sheave pulley, 2.5 in OD
✔️ 7/8 in bore, 2.5 in OD, 2 grooves for 4L/5L belts, hex set screws

This solid cast iron pulley is built for V-belt drives in machinery. It’s ideal for small conveyors, milling machines, lathes, and other equipment using 4L or 5L belts.

✅ Outside diameter: 2.50 in (63.5 mm)
✅ Bore: 0.875 in (22.23 mm)
✅ Grooves: 2 for A/B V-belts with 4L and 5L sizes
✅ Material: Cast iron body with keyway
✅ Mounting: Hex set screws for secure seating

💡 What is a belt drive pulley used for in V-belt power transmission for small machines?

A belt drive pulley is a key component that converts rotational motion from a motor into belt-driven torque while keeping the belt aligned. - Transmits torque in belt-driven systems - Maintains belt tracking across grooves - Works with 4L and 5L V-belts for common setups - Cast iron with keyway provides secure mounting