3-1/4 in Heavy Pillow Block Sleeve-Lock UKP319+HE2319, Concentric Locking Unit for Wide Inner Ring Ball Bearing, Cast Iron P319 Housing, 1-1/8 in Bolt, Single Item

Single 3-1/4 in heavy pillow block adapter sleeve
✔️ Concentric locking adapter, P319 cast iron housing, 1-1/8 in bolt

This single-unit pillow block sleeve-lock pairs a wide inner ring sealed ball bearing insert with a concentric adapter for heavy duty conveyor mounts, bearings on linear slide unit rails, and general industrial shafts. It’s designed for easy relubrication and long service in heavy duty applications.

✅ Model UKP319+HE2319 insert, ball bearing steel insert
✅ I.D. 3 1/4 in inner diameter, wide inner ring
✅ Bolt size 1-1/8 in mounting pattern, pack: single unit
✅ Housing style P319, cast iron housing for heavy duty use
✅ Locking type: concentric adapter sleeve lock, relubricatable
✅ Lub fitting 1/8-27 NPT, relubrication: yes, contact seal with slinger
✅ Duty rating: heavy, max temp 212F, HTS 8483.20.40.40, weight approx 71.53 lb

💡 What is a pillow block bearing used for in heavy duty conveyor and linear slide unit applications? A pillow block bearing provides a handy, mounted support for rotating shafts in conveyor systems, linear slide units, and general machinery. - Supports radial loads and keeps shafts aligned for smooth motion and long life - Works with sealed ball bearing inserts for low maintenance and with ceramic balls for specialty needs - Allows easy relubrication and secure locking with concentric adapter sleeves for heavy duty service