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UJK Pillow Block Bearings, also known as insert ball bearings with housing, are a ready-to-mount, integrated bearing solution designed for applications where simple installation, alignment, and maintenance are key. These units consist of a high-quality deep groove ball bearing (insert bearing) and a solid cast iron or pressed steel housing, ensuring high strength and long service life even in harsh environments.
The bearing insert is typically self-aligning, accommodating misalignment and shaft deflection, while the housing provides a stable and easy-to-install platform. UJK pillow block bearings are manufactured to international standards, offering multiple locking methods (set screw, eccentric collar, adapter sleeve) and sealing designs to meet various operating conditions.
Ready-to-install units with replaceable bearing inserts
Available with set screw, eccentric collar, or adapter locking
Self-aligning to accommodate shaft misalignment
High load capacity and vibration resistance
Sealed for protection against dust and contaminants
Grease pre-lubricated and re-lubrication available
UJK pillow block bearings are widely used in:
Industrial machinery
Agricultural equipment
Conveyor systems
Fans and blowers
Textile and paper machinery
Construction equipment
Food processing equipment
Woodworking machinery
These units are ideal for applications requiring stable bearing mounting, easy replacement, and reliable operation under dusty, wet, or vibrating conditions.
| Series | Housing Type | Insert Bearing Prefix | Description | Example Model |
|---|---|---|---|---|
| UCP | Pillow Block | UC | Most common type, two-bolt base housing | UCP205, UCP210 |
| UCFL | Flange (2-bolt) | UC | Round base, 2-hole flange | UCFL204, UCFL208 |
| UCF | Flange (4-bolt) | UC | Square base, 4-hole flange | UCF205, UCF211 |
| UCT | Take-up Unit | UC | Slotted base for tension adjustment | UCT206, UCT210 |
| UCFC | Round Flange (4-bolt) | UC | Circular housing with 4-hole flange | UCFC205, UCFC208 |
| UKP | Pillow Block | UK | Used with adapter sleeve | UKP205 + H2305 |
| UKFL | Flange (2-bolt) | UK | Adapter sleeve locking + flange housing | UKFL206 + H2306 |
| UKF | Flange (4-bolt) | UK | Adapter sleeve locking + square flange | UKF207 + H2307 |
| SBP | Pillow Block | SB | Light-duty type, smaller outer diameter | SBP204, SBP206 |
| SER | Snap Ring Insert | SER | Snap-ring groove, anti-rotation design | SER205, SER210 |




