UCPEU320 expansion pillow block bearing single unit, 100 mm I.D. (3.937 in), heavy duty set-screw locking, cast iron PE-U320 housing, M24 bolts (24 mm / 0.945 in), sealed ball bearing insert, 1/8-27 NPT relube port, 212°F

UCPEU320 100 mm expansion pillow block bearing single
✔️ 100 mm I.D., M24 bolts, cast iron PE-U320 housing, heavy duty

This single heavy-duty expansion pillow block bearing is built for general-purpose shaft support in conveyors, mixers, fans and industrial drives where a sealed ball bearing with set-screw locking is required.

✅ Model: UCPEU320, pillow block style PE-U320
✅ Inner diameter: 100 mm (3.937 in)
✅ Bolt size: M24 (24 mm / 0.945 in)
✅ Housing: Cast iron, heavy duty
✅ Locking: Set screw locking, wide inner ring
✅ Insert type: Ball bearing, bearing steel
✅ Seal: Contact seal with slinger, sealed ball bearing design
✅ Covers: No, expansion type for thermal growth
✅ Lubrication: 1/8-27 NPT relube port (1/8 in / 3.175 mm), relubrication yes
✅ High temp rating: 212°F (100°C)
✅ Weight: 75.200 lb (34.12 kg)
✅ Pack: single bearing unit, SKU 810923

💡 What is a pillow block bearing used for in heavy duty shaft support? A pillow block bearing supports and locates a rotating shaft in industrial gear while letting you choose sealed ball bearing options for protection and maintenance needs. - Provides radial support and fixed positioning for shafts under load, improving reliability for conveyors and fan drives - Works with linear slide unit setups, gearboxes, pumps, and other driven equipment where heavy duty cast iron housings help damp vibration - Look for sealed ball bearing inserts, contact seals with slingers, and relubrication ports when downtime and contamination are concerns