UCF317 85 mm Heavy-Duty Set Screw 4-Bolt Flange Bearing Unit, Cast Iron Housing, Wide Inner Ring, Ball Insert, Contact Seal with Slinger, 1/8-27 NPT Grease Fitting, M27 Bolt

Single 85 mm UCF317 set-screw flange bearing unit
✔️ 85mm bore, cast iron F317 housing, wide inner ring, M27 bolt

This single 85 mm set-screw 4-bolt flange bearing unit is a heavy-duty sealed ball bearing with a wide inner ring and cast iron F317 housing, built for general purpose shafts. It’s commonly used in agriculture, conveyors, factory automation and linear slide unit setups where a sturdy mounted support is handy.

✅ Model: UCF317, single unit
✅ Type: 4-bolt flange bearing unit, F317 housing
✅ Bore: 85 mm; inner ring width: wide
✅ Housing: cast iron; duty: heavy
✅ Insert: ball bearing, bearing steel; insert type: ball
✅ Locking: set screw; bolt size: M27
✅ Seal: contact seal with slinger; relubrication: yes
✅ Grease fitting: 1/8-27 NPT; high temp rating: 212°F
✅ HTS code: 8483.20.40.40; weight: 33.800 lb

💡 What is a 4-bolt flange bearing unit used for in industrial machinery? A handy bearing support for mounted shafts that keeps alignment and eases maintenance. - Supports shafts in conveyors, reducers, and linear slide unit assemblies using sealed ball bearing designs to protect against dust and moisture. - Provides heavy radial support and easy shaft locking with a set-screw attachment, ideal for agricultural, construction, and factory automation equipment. - Simplifies upkeep with a 1/8-27 NPT grease fitting for relubrication and options to switch to ceramic or steel inserts for speed or corrosion needs.