BF204 Narrow 20mm Set-Screw 4-Bolt Flange Unit Single Cast Iron Housing Sealed Ball Insert for Shaft Support Industrial Machinery Linear Slide Relubricatable

Single BF204 20mm Narrow 4-Bolt Flange Bearing
✔️ 20mm I.D., cast iron housing, set-screw lock, sealed, relube

This single BF204 20mm narrow 4-bolt flange bearing is a sealed ball bearing with a cast iron housing and set-screw locking. It’s commonly used for shaft support in industrial machinery, conveyors, and linear slide units.

✅ Model BF204
✅ I.D. 20mm
✅ Housing cast iron
✅ Insert bearing steel, ball type
✅ Locking set screw
✅ Seal contact seal (sealed)
✅ Relubrication yes
✅ Mount 4-bolt flange
✅ HTS 8483.20.40.40
✅ Pack single bearing, sold each

💡 What is a 4-bolt flange bearing used for in linear slide units and shaft support? A flange bearing provides compact shaft support and alignment for rotating components. - Supports radial loads and stabilizes shafts in tight mounting locations, ideal for linear slide unit applications. - Sealed ball inserts help keep out dust and debris while allowing relubrication to extend service life. - Set-screw locking offers quick installation and simple maintenance on conveyor frames and light machinery.