Pillow Block Bearing Single Unit 4 in I.D. UCPU320-64 Heavy Duty Cast Iron Housing Wide Inner Ring Ball Insert Set Screw Locking Seal with Slinger Relubricatable 1/8-27 NPT Grease Fitting

Single 4 in Pillow Block Bearing UCPU320-64
✔️ Cast iron housing, contact seal w/ slinger, set screw, grease fitting

This single pillow block unit houses a sealed ball bearing in a heavy-duty cast iron housing for industrial shafts, conveyors, and agricultural gear. Designed for relubrication and set-screw locking where a sealed ball bearing is preferred.

✅ Model: UCPU320-64 (single unit)
✅ I.D.: 4 in (shaft size 4 in)
✅ Inner ring: Wide for extra load capacity
✅ Insert: Ball bearing, bearing steel
✅ Locking: Set screw type for secure mounting
✅ Housing: Cast iron, style P-U320
✅ Bolt size: 1 in; lubrication tap: 1/8-27 NPT
✅ Seal: Contact seal with slinger; relubricatable

💡 What is a pillow block bearing used for in industrial shaft and conveyor systems? Pillow block bearings support and position rotating shafts while handling radial loads; they are handy in conveyor drives, fans, and farm machinery where a sealed ball bearing with relubrication works best. Quick take: - Supports shafts and transmits radial loads in conveyor and drive systems. - Offers sealed ball bearing protection and easy relubrication via a 1/8-27 NPT fitting. - Mounts in cast iron housings for heavy-duty industrial and agricultural use.