UCFBL206-18MZ2B Single 1-1/8 in Wide Inner Ring Set-Screw Ball Bearing, Zinc-Plated Inner Ring with Contact Seal, Black 3-Bolt Polymer Flange Housing, 3/8 in Bolts, 1/4-28 UNF Fitting

1-1/8 in set-screw ball bearing in black flange housing
✔️ Single unit, 3-bolt black polymer flange; 1-1/8 in shaft; zinc-plated insert; 1/4-28 UNF fitting

This single sealed ball bearing insert mounts in a three-bolt flange housing for general purpose industrial gear, conveyors, and linear slide units where a compact, serviceable bearing is handy.

✅ Model: UCFBL206-18MZ2B - 1-1/8 in shaft (single unit)
✅ Inner ring: wide type, set-screw locking, zinc-plated AISI 52100 insert
✅ Housing: black PBT thermoplastic, FBL206 three-bolt flange
✅ Bolt size: 3/8 in; mounting holes for standard 3-bolt flange brackets
✅ Seal: contact seal with slinger for dirt exclusion (sealed ball bearing)
✅ Lubrication: 1/4-28 UNF grease fitting tap, relubrication allowed
✅ Duty: standard; max temp approx 212f; insert is ball bearing type
✅ Applications: conveyors, shafts, linear slide unit mounts and light machinery

💡 What is a 3-bolt flange ball bearing used for in industrial equipment? A 3-bolt flange ball bearing is a handy, mountable bearing solution for supporting rotating shafts where easy replacement and onsite relubrication are needed. - Ideal for supporting drive and idler shafts on conveyors and light machinery, offering sealed ball bearing protection for longer life. - Works well with linear slide units and compact assemblies where space and serviceability matter. - Options like zinc-plated inserts or ceramic replacements improve corrosion or high-speed performance.