Built Tough Classical V Belt Spring Pulley With 1 Inch Bore And 1 4 By 1 8 Inch Keyway Boasts 7 Inch Od And 4 Point 13 Inch Length Rated For 72 Inch Pound Torque Crafted From Cast Iron To Crush Wear Under Heavy Shop Grind

Robust A/B Belt Spring Pulley for Workshop Machinery Drives
✔️ 1 bore 7 OD cast iron 1 groove fits A/B belt drives pack of 1

This pack of one classical v belt spring pulley handles power transmission tasks on factory floors and home workshops alike. You slip it onto your drive shaft for conveyors, mixers, or small lathes to keep horsepower steady while speeds jump up or down. The open design proves handy for quick maintenance and belt swaps.

✅ Matched for A and B cross section profiles
✅ Holds a 1 inch round bore with a quarter by eighth keyway slot
✅ Measures seven inches outside diameter by four point thirteen inches face width
✅ Rated at seventy two inch pound torque in rugged cast iron housing

💡 How does a spring loaded shear pulley maintain consistent power delivery during speed adjustments?

The setup uses a coiled internal spring that moves the belt position to handle changing loads.

- Friction contact adjusts instantly when RPM changes across machinery setups - Solid cast iron body absorbs vibration and prevents belt slippage under heavy torque loads - Single groove alignment keeps classical v belt drive configurations running smooth and reliable✝️