Bearings
Housed & Flanged Bearings
4 Bolt Flanged Bearings
Quick Code: BB-429785
UCFS318 FK 4 Bolt Square Flanged Circular Rear Spigot Bearing with 90mm Bearing Insert
The UCFS318 FK 4 Bolt Square Flanged Bearing is a robust and versatile bearing solution designed for heavy-duty industrial applications, offering exceptional durability and precision engineering.
Key Features:
- Heavy-duty UCF series bearing unit with 90mm bore size
- Precision-engineered cast iron housing with four mounting bolt configuration
- Integrated grease nipple for convenient lubrication and maintenance
- Two precision grub screws for secure shaft mounting
- Modular design allows for cost-effective bearing insert replacement
Technical Specifications:
- Bore Size: 90mm
- Hole Centre: 216mm
- Overall Length: 280x280mm
- Unit Width: 100mm
- Brand: FK
Product Description:
The UCFS318 FK 4 bolt flanged bearing unit comes complete with a high-quality bearing insert. The robust cast iron housing features a grease nipple to facilitate easy re-lubrication, ensuring long-term performance and smooth operation. The bearing insert is equipped with two grub screws, allowing precise and secure tightening against the shaft during installation.
Unique Design Benefit:
One of the key advantages of this bearing is its modular design. The inserts can be easily removed and replaced when required, providing a cost-effective maintenance solution without replacing the entire housing unit.
Typical Applications:
- Heavy industrial machinery
- Manufacturing equipment
- Material handling systems
- Agricultural machinery
- Construction and mining equipment
- Conveyor and transport systems
With its robust construction and precision engineering, the UCFS318 FK bearing provides reliable performance in demanding operational environments, ensuring minimal downtime and maximum efficiency.


