3-15/16 in locking set screw pillow block ring UCSAO320-63 replacement single shaft support, sealed ball bearing compatible, corrosion resistant finish, fits linear slide units

Single 3-15/16 in set screw pillow block ring
✔️ UCSAO320-63 bore 3-15/16 in, locking set screw, single unit, sealed

This single pillow block ring is a heavy-duty shaft support with a locking set screw. It’s typically used in conveyors, linear slide units, and industrial machinery where sealed ball bearing compatibility or ceramic upgrades are needed.

✅ Part number UCSAO320-63, pack of 1, single ring unit
✅ Bore size 3-15/16 in (fits 1.5 in to 4 in shafts as configured)
✅ Locking set screw for secure shaft attachment and simple adjustment
✅ Compatible with sealed ball bearing inserts; ceramic-ready option for harsh environments
✅ Corrosion resistant finish for extended service life in industrial settings

💡 What is a pillow block bearing used for in linear slide units and shaft support applications? A pillow block bearing houses and supports a rotating shaft, keeping alignment and enabling smooth motion. - Supports rotating shafts in conveyors, linear slide units, packaging machinery, and automation equipment, compatible with sealed ball bearing inserts - Provides secure shaft locking using set screws or collars for accurate positioning and easy maintenance - Allows use of ceramic or sealed ball bearing options for improved wear resistance, lower friction, and contamination control