Built Tough Cast Iron Spring Pulley For Classical V Belt Drives With 1.125 Inch Bore And 1/4 X 1/8 Keyway Delivering 180 Inch Pound Torque A 7 Inch Outer Diameter And 4.13 Inch Length Fantastic For Mixers And Conveyors
✔️ 1.125 Inch Bore 180 In Lbs Torque 7 Inch OD 4.13 Long
This solid cast iron spring sheave maintains steady horsepower transfer while handling belt tension shifts in industrial setups. You will find it working great on conveyor lines, mixing equipment, and compact motor systems where consistent power delivery and shock absorption really matter.
✅ One A B cross section groove fits classical v belts right out of the package ✅ 1.125 inch round hole accepts standard shafts without custom machining ✅ 180 inch pound torque capacity swallows heavy load spikes without slipping ✅ 7 inch outer diameter pairs with a 4.13 inch body for tight rack mounting ✅ Raw iron construction fights rust and surface wear on rough job sites💡 What makes a cast iron spring pulley so handy for locking in steady horsepower across variable speed drives?
It works because the internal coil constantly pushes against the belt face to maintain grip.
- This self tracking design instantly adjusts tension before speed shifts cause slippage
- The hardened iron shell sheds heat fast and refuses to gall against friction during heavy pulls
- Slapping one onto a vintage gearbox kills belt chatter and keeps your shop humming