UCSP217-52 Single Pillow Block Bearing 3-1/4 in ID Wide Inner Ring Set Screw Locking, Cast Iron Housing, Ball Insert, Contact Seal with Slinger, 1/8-27 NPT Grease Fitting, Bolt Size 7/8

Single UCSP217-52 3-1/4 in Pillow Block Bearing
✔️ Wide inner ring, set screw lock, cast iron housing, contact seal

This single pillow block bearing is a general purpose sealed ball bearing used to support rotating shafts in conveyors, agricultural machines, and industrial drive systems where a relubricatable, set-screw locked unit is handy.

✅ Model: UCSP217-52 with UC217-52 ball insert
✅ I.D.: 3-1/4 in inner diameter, wide inner ring
✅ Housing: Cast iron SP217 style; bolt size 7/8 in
✅ Insert: Bearing steel ball bearing, wide inner ring
✅ Locking: Set screw locking for secure shaft hold
✅ Seal: Contact seal with slinger, sealed ball bearing design
✅ Lubrication: 1/8-27 NPT grease fitting, relubricatable
✅ Duty: Standard duty, high temp up to 212 F; covers none
✅ HTS code 8483.20.40.40; sold as a single bearing unit

💡 What is a pillow block bearing used for? A pillow block bearing supports a rotating shaft and makes mounting and maintenance handy. - Ideal for shaft support in conveyors, fans, and processing equipment for smooth rotation and load handling. - Works with sealed ball bearing designs and relubrication via grease fittings for longer service life. - Common upgrade path for linear slide unit alignment and simple replaceable insert swaps.