4 in Piloted Flange Bearing Insert UCFCSX20-64 - Single Medium C Duty Set-Screw Locking, Sealed Ball Bearing, Cast Iron FCSX20 Housing, 3/4 in Bolt Size, 1/8-27 NPT Grease Fitting

4 in Piloted Flange Sealed Ball Bearing Insert
✔️ Single medium C duty set-screw lock, 3/4 in bolt size

This single UCFCSX20-64 piloted flange bearing insert is a sealed ball bearing unit in a cast iron FCSX20 housing, built for general-purpose medium C duty applications like conveyors, agricultural equipment, and light industrial drives. It includes contact seals with slinger and a 1/8-27 NPT grease fitting for routine relubrication.

✅ Model: UCFCSX20-64, single insert, piloted flange housing
✅ Inner diameter: 4 in; wide inner ring for shaft support
✅ Locking: set-screw locking; insert type: ball bearing
✅ Housing: cast iron FCSX20; covers: no; duty: medium C
✅ Bolt size: 3/4 in; lubrication fitting: 1/8-27 NPT for relube
✅ Seal: contact seal with slinger; insert material: bearing steel

💡 What is a piloted flange bearing insert used for? A piloted flange bearing insert provides a compact, indexed mounting that keeps shafts aligned and makes replacement quick and easy. Great for applications that need sealed ball bearing performance and regular maintenance: - Provides reliable radial support for conveyors, gearboxes, and agricultural machinery - Piloted flange housing simplifies alignment and is handy for serviceability - Set-screw locking plus a 1/8-27 NPT grease fitting allow relubrication to extend life