UCFS318 90 mm Piloted Flange Sealed Ball Bearing (Single) 4-Bolt FS318 Cast Iron Housing, Heavy-Duty Set-Screw Locking Insert, Wide Inner Ring, Contact Seal, 1/8-27 NPT Grease Port

90 mm Piloted Flange Sealed Ball Bearing, Single Unit
✔️ 90 mm I.D., FS318 4-bolt cast iron housing, set-screw locking seal

This single sealed piloted flange ball bearing is a heavy-duty FS318 cast iron unit used for conveyors, agricultural machinery, gearboxes, and industrial drive systems.

✅ Inner diameter: 90 mm
✅ Inner ring width: wide, ball bearing insert
✅ Bolt pattern/housing: FS318 piloted flange, 4-bolt cast iron
✅ Insert material: bearing steel, ball type with set-screw locking
✅ Locking: set-screw style; bolt size M30
✅ Seals: contact seal with slinger for contamination control
✅ Lubrication: 1/8-27 NPT grease fitting, relubrication allowed
✅ Duty & temp: heavy duty, rated to 212 F high temp limit
✅ HTS: 8483.20.40.40; pack: single bearing; weight ~46.6 lb

💡 What is a piloted flange ball bearing used for in industrial machinery? A piloted flange ball bearing gives accurate shaft location and straightforward mounting for rotating equipment. In short, it keeps shafts aligned and service fast. - Provides piloting and axial location for flange-mounted shafts, improving sealed ball bearing alignment and life - Speeds maintenance with replaceable inserts and set-screw locking, useful for linear slide units and gearboxes - Offers sealed, relubricatable performance for conveyors, reducers, and agricultural equipment