3 1/2 in Heavy Wide Pillow Block Ball Bearing UKPU320 with HE2320 concentric adapter insert, single assembly, 1 in bolt, cast iron P-U320 housing, sealed, relubricatable, 1/8-27 NPT lubrication fitting

3.5 in heavy wide pillow block sealed ball bearing
✔️ Single unit, UKPU320+HE2320, 1 in bolt, sealed, relubricatable

This single heavy-duty 3.5 in sealed pillow block bearing features a wide inner ring and concentric adapter insert, used to support industrial shafts in conveyors, fans, gearboxes, and motor mounts.

✅ Model: UKPU320+HE2320, pillow block bearing insert
✅ Inner diameter: 3 1/2 in
✅ Bolt size: 1 in
✅ Housing material and style: cast iron, P-U320 housing
✅ Insert type and material: wide inner ring ball bearing, bearing steel insert
✅ Locking method: concentric adapter (HE2320) for secure shaft fit
✅ Seal: contact seal with slinger, sealed ball bearing protection
✅ Lubrication: 1/8-27 NPT fitting, relubricatable for maintenance
✅ Duty and temp: Heavy duty, max temp 212 F
✅ Weight and pack: 79.160 lb, single unit for direct replacement

💡 What is a pillow block bearing used for in industrial shaft support and conveyor systems? Pillow block bearings are handy supports that mount rotating shafts and help keep seals and lubrication intact for longer service life. - Provides stable shaft support and reduces friction for conveyor lines, motor drives, and fans. - Sealed ball bearing options protect moving parts from dust, dirt, and moisture in harsh environments. - Concentric adapter inserts offer easy installation, simple replacement, and reliable shaft locking for maintenance and uptime.