Single 2-3/4 in Set-Screw Mounted Ball Bearing, 4-Bolt Flange Pillow Block, Nickel-Plated Cast Iron Housing, Contact Seal with Slinger, Relubricatable Industrial Unit

Single 2-3/4 in set-screw 4-bolt flange sealed ball bearing
✔️ ID 2-3/4 in, nickel-plated cast iron housing, set-screw lock, relube

This single 4-bolt flange pillow block ball bearing is a sealed, relubricatable mounted unit used in conveyors, motor mounts, and general industrial machinery where a handy, durable support is needed.

✅ Bore: 2-3/4 in I.D.; single unit, set-screw locking
✅ Housing: nickel-plated cast iron, 4-bolt flange design
✅ Insert: ball bearing (bearing steel) with contact seal and slinger
✅ Relubrication: yes; high temp rating 212°F; HTS 8483.20.40.40
✅ Mounting: pillow block for linear slide unit and conveyor frames
✅ Upgrades: supports ceramic ball or specialty inserts for higher speed

💡 What is a 4-bolt flange pillow block bearing used for in industrial machinery? A handy mounted bearing that supports shafts and keeps loads aligned while allowing sealed ball bearing performance. - Supports rotating shafts in conveyors, gearboxes, and motor mounts for stable operation. - Provides sealed ball bearing protection against dirt and moisture and accepts relubrication for maintenance. - Fits linear slide unit and frame mounts where a compact 4-bolt flange is preferred. - Can be upgraded with ceramic elements for higher temperature or speed needs.