Cast Iron Bushed Pulley For V Belt Drive, 3 Grooves, 8 Inch Outside Diameter, 5L Belt Size, B Section Grooves, Through Bore 1.156 Inches, Belt Top Width Five Eighths Inch, One Bushing Pulley, Model 3BK80H

Single-pulley 3BK80H Cast Iron 3-Groove for V-Belt 8in
✔️ OD 8 in, 3 grooves, B-section, 1.156 in bore, cast iron

This is a single pulley designed for V-belt drives, sized for 5L, B, BX belts, and built from durable cast iron. It’s ideal for inch and metric shaft setups in light to medium-duty machinery, conveyors, and shop equipment.

✅ Outside diameter 8 in (203 mm); 3 grooves for 5L, B, BX belts
✅ Through bore 1.156 in (29.3 mm); fits standard inch shafts
✅ Bushing pulley with one B-Section groove; no keyway included
✅ Belt top width 5/8 in (15.9 mm); suited for 5L/BX belt drives
✅ Accurately machined, statically balanced cast iron construction

💡 What is a cast iron V-belt pulley with a bushing used for in inch and metric drive systems?

A handy overview for common setups:

- ideal for light to medium drive systems using 5L, B, BX belts - cast iron provides stiffness and helps balance high-speed operations - fits standard inch and metric shafts with a simple bushing design - useful in conveyors, woodworking equipment, and small industrial machines