Single UK317+HA2317 2-15/16 in Heavy Duty Wide Inner Ring Adapter Sleeve, Concentric Locking Ball Bearing Insert, Spherical OD, Contact Seal with Slinger, Relubrication Port, 29700 lbf

Single UK317+HA2317 2-15/16 in heavy duty adapter sleeve
✔️ Wide inner ring, concentric locking, sealed ball bearing, relube

This single heavy-duty adapter sleeve insert fits 2 15/16 in shafts and is built for sealed ball bearing use in industrial shafts, pillow blocks and linear slide units.

✅ I.D.: 2 15/16 in (fits 2 15/16 in shafts)
✅ Insert type: ball bearing insert, bearing steel
✅ Inner ring width: wide for higher misalignment capacity
✅ Locking: concentric adapter with locking collar fit
✅ O.D. style: spherical outer diameter for housing fit
✅ Seals: contact seal with slinger, relubrication port yes
✅ Dynamic load rating: 29,700 lbf; Static load rating: 21,700 lbf
✅ Temp rating: up to 212f; HTS code 8483.20.40.40
✅ Application: heavy duty industrial, pillow blocks, linear slide units
✅ Pack: single insert bearing sleeve; weight approx 14.72 lb each

💡 What is a sealed ball bearing adapter sleeve used for in industrial machinery?

A sealed ball bearing adapter sleeve is a handy solution for mounting and sealing ball bearing inserts on shafts in industrial gear, conveyors and slide systems.

Short answer: it lets you lock a sealed bearing insert to a shaft while keeping grease in and contaminants out. - Ideal for pillow block and flange housings where a sealed ball bearing is required for longer life - Works with linear slide units and conveyor rolls to provide stable concentric locking and easy relubrication - Helps protect bearings from dust and moisture while supporting heavy radial and static loads