
NSK UKFCX08D1;HS2308X flange bearing 4 holes
- Brand
- NSK
- Category
- Bearing housings
- Subcategory
- Y-bearing unit
- Series
- UKFCX
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Description
NSK UKFCX08D1;HS2308X belongs to flange bearing 4 holes, part of our Bearing housings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for UKFCX08D1;HS2308X and any equivalents.
The NSK UKFCX Y-bearing flanged unit pairs a cast iron housing with a spherical roller insert bearing. Four bolts hold the flange to a flat surface, and the insert locks onto the shaft. It gives you a compact mounting solution for rotating shafts in power transmission and conveying equipment, and it is available to customers across the United States, Canada, Mexico and South America.
Reading the code helps you order the right unit. UKFCX starts with UK, which means the insert bearing uses an adapter sleeve. FC tells you it is a four-bolt flanged housing, and X points to a reinforced section. The number after the letters gives the shaft diameter. A D1 suffix covers the seal type and insert tolerances, while HS marks the mounting sleeve that matches each size.
You will find these units on belt conveyors, bucket elevators, mixers, mills and process equipment. They suit food, cement, paper and aggregate plants, where dust, moisture or washdowns are part of daily operation. Because the flange bolts to sheet metal or a steel structure with the shaft perpendicular to the mounting plane, the unit comes off easily for maintenance without tearing down the whole machine.
Selection comes down to shaft diameter, the radial and axial load you expect, and the conditions on site. The D1 seal keeps contaminants out and lubricant in; in very dirty areas, check the lip condition often. The flange must sit flat and the four bolts should be tightened evenly to avoid distortion. The insert is held on the shaft by the HS adapter sleeve, which needs the recommended torque so the assembly stays concentric and the inner ring does not spin.
If you are replacing a unit, equivalent part numbers from other brands may work when the flange arrangement and shaft diameter match. Interchangeability depends on housing dimensions, hole positions and how the insert mounts. Send the details of another brand's number or an unidentified part, and the team can point you to a compatible alternative or quote the exact size.
To get a quote, send the full part number by WhatsApp, for example UKFCX08D1 or HS2308X, or the shaft and flange dimensions. The team replies promptly and can help you choose the option that fits your equipment. You can also ask about the other housing and insert bearing series available.
Dimensions
- Bore
- 1-3/8 in
Frequently asked questions
- What does the UKFCX designation mean on this housing?
- It identifies a four-bolt flange unit with a spherical roller insert bearing. UK means the insert uses an adapter sleeve, FC means the flange, and X means a reinforced section. The number that follows gives the shaft diameter, as in UKFCX08D1.
- How is the insert bearing mounted on the shaft?
- The insert is secured with the matching HS adapter sleeve, tightened to the recommended torque. This keeps the assembly concentric and stops the inner ring from rotating. The flange is fastened with four bolts, tightened evenly on a flat surface.
- What applications do these housings have?
- They are used in conveyors, elevators, mixers and process equipment in food, cement, paper and aggregate plants. The four-bolt flange lets you mount them on steel structures with the shaft perpendicular to the mounting plane.

