UC212 36C4HR23 2-1/4 in High-Temperature Sealed Ball Bearing Insert Set (1 pc) for Pillow Block Housings, Industrial Conveyor & Linear Slide Units, Silicone Contact Seals, C4 Clearance, Set-Screw Locking, 450°F

High temperature sealed ball bearing insert set (1 pc)
✔️ 2-1/4 in bore, ball type insert, set-screw lock, relubeable, 450°F

This sealed ball bearing insert is a single high-temperature pillow block insert commonly used in conveyor systems, packaging machinery, and linear slide units where heat resistance and easy relubrication are needed.

✅ I.D.: 2-1/4 in bore
✅ Insert type: Ball bearing, bearing steel with C4 clearance
✅ Locking: Set-screw style for quick shaft clamping
✅ Seals: Silicone contact seals with slinger for high-temp protection
✅ Relubrication: Yes; greasable for maintenance and extended life
✅ Temperature rating: 450°F high-temp application
✅ Pack: Single insert set (1 pc) for pillow block housings

💡 What is a pillow block bearing insert used for in high-temperature applications? A pillow block bearing insert supports shafts in hot environments and keeps machines running reliably. - Supports radial loads and provides stable shaft alignment in conveyor and drive systems. - Sealed ball bearing designs and silicone contact seals keep out dust, moisture, and process debris. - C4 internal clearance and relubricatable features handle thermal expansion and maintenance needs. - Ideal for industrial conveyor lines, packaging equipment, and linear slide unit installations.