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NSK 4-bolt flange mounted bearing · NSK UKFS306D1;HS2306
NSK UKFS306D1;HS2306 flange bearing 4 holes

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NSK UKFS306D1;HS2306 flange bearing 4 holes

Manufacturer part numberUKFS306D1;HS2306
Brand
NSK
Subcategory
Y-bearing unit
Series
UKFS
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Description

NSK UKFS306D1;HS2306 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 UKFS306D1;HS2306 and any equivalents.

The NSK UKFS unit pairs a cast iron flanged housing with a UK series insert bearing. Four bolts hold the flange to a flat surface, so a rotating shaft can be supported with straightforward alignment. It suits transmission, conveying and process equipment that carries moderate radial and axial loads and needs simple upkeep.

Reading the code helps when ordering. UKFS marks the 4-bolt flanged housing family; the digits after it give the shaft size in millimeters, so UKFS306 takes a 30 mm shaft and UKFS310 a 50 mm shaft. D1 covers sealing and insert design variants. An HS insert is the bearing with adapter sleeve that matches the housing of the same basic number.

Typical installations include conveying lines, mills, food and beverage plants, bottling equipment, construction machinery, irrigation systems and industrial ventilation. The flange can be bolted to chassis, frames or walls, and the shaft can be fitted or removed without tearing down the whole assembly. These units are often chosen where dust, moisture or washdowns are present.

Selection comes down to shaft diameter, load type and site conditions. UKFS housings accept inserts with different sealing levels, from simple seals to heavier protection for dirt or liquids. Internal clearance and lubrication are set at the factory; during installation, check that the flange sits flat and the bolts are tightened correctly. The adapter sleeve on the HS insert locks the bearing onto the shaft.

For replacements, compare flange dimensions, hole spacing and shaft diameter before swapping in a unit from another maker, since several brands offer flanged housings that follow the same flange standard. If you only have a part number from a different brand or an unmarked part, send it over and we will identify a compatible option.

To get a quote, message the complete reference, for example UKFS306D1;HS2306 or UKFS312D1;HS2312, through WhatsApp or email. Other sizes and sealing variants can be quoted the same way, and we can help confirm the right insert for your shaft.

Dimensions

Bore
7/8 in

Frequently asked questions

What does UKFS mean on a flanged housing?
UKFS is the code for a 4-bolt flanged housing that takes an insert bearing. The following digits indicate shaft size in millimeters, such as UKFS306 for 30 mm or UKFS310 for 50 mm. D1 indicates sealing and insert design variants.
How do I match an HS insert to my UKFS housing?
Pick the HS insert by shaft diameter and fastening style. Each UKFS housing uses the HS insert with the same basic number. Confirm the basic number matches and that the adapter sleeve fits your shaft.
Can a UKFS housing from another brand be replaced with an NSK unit?
It can, provided the flange dimensions, hole spacing and shaft diameter line up. Many brands follow the same flange standard. If you are unsure, send the original part number and we will point you to a compatible alternative.
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