Heavy set-screw pillow block insert single unit 2-3/4 in (69.85 mm) shaft UCAO314-44 replacement Fafnir-style mounted ring sealed ball ceramic-ready linear slide systems industrial shaft support

Single heavy set-screw pillow block insert 2-3/4 in
✔️ Fits 2-3/4 in (69.85 mm) shaft, set-screw, single heavy unit

This is a single replacement heavy-duty set-screw pillow block insert ring that fits 2-3/4 in (69.85 mm) shafts. It’s commonly used in conveyor drives, motor mounts, and linear slide unit applications where sealed ball bearing or ceramic options are installed.

✅ Shaft size: 2-3/4 in (69.85 mm) fit for UCAO314-44 style replacement
✅ Mount type: heavy set-screw locking ring for pillow block housings
✅ Style: Fafnir-style mounted ring compatible with sealed ball bearing inserts
✅ Material finish: heavy-duty steel mounting ring, ceramic-ready option compatibility
✅ Pack: single replacement insert, one ring per order for quick shaft swaps

💡 What is a pillow block bearing used for? A pillow block bearing supports and secures a rotating shaft so bearings run reliably. - Provides shaft support and alignment for motors, conveyors, and linear slide unit setups - Holds sealed ball bearing inserts or ceramic bearings in a mounted unit for easy maintenance - Lets set-screw locking keep shaft changes handy and reduces downtime in industrial systems