Single 2-1/2 in 4-Bolt Flange Sealed Ball Bearing Insert, Wide Inner Ring, Set Screw Locking, Medium Duty Cast Iron FX13 Housing, 5/8 in Bolt, 1/8-27 NPT Lubrication Port UCX13-40

Single 2-1/2 in sealed ball bearing 4-bolt flange insert
✔️ Cast iron FX13 housing; set screw lock; 5/8 in bolts; 1/8-27 NPT lube

This single sealed ball bearing insert is a medium-duty 4-bolt flange unit commonly used on conveyor shafts, agricultural gear, and general industrial machinery for reliable shaft support and easy replacement.

✅ I.D. 2 1/2 in inner diameter, wide inner ring for improved shaft fit
✅ Insert type: sealed ball bearing insert for reduced contamination
✅ Locking: set screw style for straightforward shaft retention
✅ Housing: cast iron FX13 four-bolt flange, medium-duty application
✅ Bolt size: 5/8 in; mounting for standard 4-bolt patterns
✅ Lubrication: 1/8-27 NPT lubrication fitting, relubrication allowed
✅ Seal: contact seal with slinger for enhanced sealing performance

💡 What is a flange mounted sealed ball bearing insert used for? A flange mounted sealed ball bearing insert supports rotating shafts where a compact, easy-to-replace unit is needed. It keeps contaminants out while allowing periodic relubrication. - Ideal for supporting horizontal shafts in conveyors, fans, and light industrial drives - Commonly used where quick repair or swap-out of a worn bearing is handy for uptime - Works with linear slide units, small gearboxes, and agricultural equipment requiring sealed ball bearing solutions