UC217-55 Pillow Block Insert Bearing, Single Sealed Ball Bearing Insert, 3-7/16 in I.D., Normal Duty Wide Inner Ring, Set-Screw Lock, Spherical O.D. Style, Relubricatable (each)
✔️ Standard duty, wide inner ring, 3 7/16 in I.D., set-screw lock
This single UC217-55 sealed ball bearing insert is a standard-duty pillow block insert used for shaft mounting. Common in conveyors, agricultural equipment, and light industrial machinery where a relubricatable, sealed bearing is handy.
✅ I.D.: 3 7/16 in (fits 3 7/16 in shaft)✅ Inner ring width: Wide inner ring design
✅ Insert type: Ball bearing insert, bearing steel material
✅ Locking: Set-screw lock on sleeve for secure mounting
✅ O.D. style: Spherical outer diameter for alignment
✅ Seal: Contact seal with slinger, sealed ball bearing design
✅ Relubrication: Yes, relubricatable insert
✅ Dynamic load rating: 18,700 lbf
✅ Static load rating: 13,900 lbf
✅ Duty: Standard; High temp limit: 212°F
✅ HTS code: 8483.20.40.40; Weight: 6.920 lb; Unit: each
💡 What is a pillow block insert bearing used for? A pillow block insert bearing provides a ready-to-mount bearing solution for rotating shafts and is handy for simple shaft support and alignment. - Ideal for mounting on conveyor frames, gearboxes, and light-duty drives where a sealed ball bearing is needed - Works well with linear slide units and shafting in agricultural, material handling, and OEM machinery applications - Choose sealed, relubricatable inserts when you need protection from contaminants and periodic maintenance access