1-7/8 in (47.63 mm) Pillow Block Bearing, Heavy-Duty Wide Inner Ring, Cast Iron P-U311 Housing, Sealed Ball Insert with Concentric Adapter HS2311, 3/4 in (19.05 mm) Bolt, Single Unit

Single 1-7/8 in (47.63 mm) pillow block sealed ball bearing
✔️ Wide inner ring, cast iron P-U311 housing, 3/4 in (19.05 mm) bolt

This heavy-duty pillow block assembly is a single sealed ball bearing unit with a concentric adapter sleeve, designed for industrial shaft support in conveyors, agriculture, fans, and general machinery.

✅ Bore I.D.: 1-7/8 in (47.63 mm), wide inner ring
✅ Insert type: sealed ball bearing UK311 with concentric adapter HS2311
✅ Housing: cast iron P-U311, heavy duty, relubricatable fitting 1/8-27 NPT
✅ Bolt size: 3/4 in (19.05 mm); contact seal with slinger for protection
✅ Locking: concentric adapter sleeve; inner ring made of bearing steel
✅ Max temp rating: 212 F (100 C); suitable for many industrial uses
✅ Weight: 21 lb; single pillow block unit, ready for shaft mounting

💡 What is a pillow block bearing used for in industrial shaft support and sealing?

They provide shaft support and protection while allowing routine maintenance. - Shaft support and alignment for conveyors, gearboxes, fans, and pulleys - Sealed ball bearing designs and contact seals with slinger keep out dirt and moisture - Concentric adapter sleeves and 1/8-27 NPT relubrication fittings make upkeep easy - Ideal for heavy-duty and agricultural shaft mounting applications