Durable Bushed Classical Gripbelt Sheave For 4L A Belts And 5L B Belts Cast Iron Single Groove Pulley With H Bushing ID One And Five Eighths Inch OD Five And Forty Five Hundredths Inch For Industrial Equipment PN BK57H

Bushed gripbelt pulley for 4L/5L belts with H-bushing
✔️ Single-groove pulley for 4L/A and 5L/B belts, 1-5/8" ID, 5.45" OD, H-bushing

This single-groove cast iron pulley is designed for belt drives using 4L (A) or 5L (B) belts with an H-bushing bore. It's a compact, reliable option for conveyors, woodworking equipment, and general belt-drive systems where robust performance matters. Dimensions: 144.78 mm L x 33.02 mm H x 147.32 mm W (5.70 in x 1.30 in x 5.80 in). PN BK57H.

✅ Cast iron construction provides rigidity and long life
✅ 1 groove belt pulley for precise tracking
✅ Bore accepts H-bushing for easy mounting
✅ Fits 4L/A and 5L/B belt types with 1 groove
✅ PN BK57H for catalog reference

💡 What is an H-bushing pulley used for in belt drive systems?

Belt pulleys with H-bushing are handy mounting parts that help set up reliable belts on common shafts - Handy for quick belt changes and easy alignment - Improves belt tracking and reduces wear in conveyor and tooling setups - Uses standard H-bushing bore for common shaft sizes - Durable cast iron construction supports rugged industrial use