UCFS306 30mm Piloted 4-Bolt Single Flange Unit Heavy-Duty Set Screw Locking, Sealed Ball Insert in Cast Iron FS306 Housing, Wide Inner Ring, Lubrication Fitting 1/8-27 NPT for Relubrication

Single UCFS306 30mm Piloted 4-bolt flange unit
✔️ 30mm I.D., heavy set screw locking, sealed contact, 1/8-27 NPT

This single UCFS306 piloted flange bearing is a sealed ball bearing cartridge in a cast iron FS306 housing, ideal for conveyors, agricultural gearboxes, and industrial shaft supports where a compact, heavy-duty mount is needed.

✅ I.D.: 30mm, wide inner ring for increased radial load capacity
✅ Insert: bearing steel sealed ball insert for longer life
✅ Locking: heavy-duty set screw locking; bolt size M14 for FS306 flange
✅ Housing: cast iron FS306 piloted flange, no covers, heavy expansion none
✅ Lubrication: 1/8-27 NPT fitting tap for relubrication; relubrication yes
✅ Seals & temp: contact seal with slinger; rated to 212°F; duty heavy
✅ Compliance: HTS 8483.20.40.40; single unit weight approx 4.120 lb

💡 What is a piloted flange bearing used for? They’re handy mounts that simplify shaft support and alignment. - Support rotating shafts in conveyors, mixers, agricultural equipment and light industrial gearboxes using a sealed ball bearing cartridge. - Offer compact piloted mounting that replaces pillow blocks and pairs well with linear slide unit setups in tight assemblies. - Allow retrofit or upgrade with bearing steel or ceramic hybrid inserts for higher speed or corrosion resistance. - Make maintenance easy with relubrication fittings and set-screw locking for quick replacement and secure shaft retention.