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NSK 4-bolt flange mounted bearing · NSK UKF318D1;HA2318X
Flange bearing 4 holes NSK UKF318D1;HA2318X

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Flange bearing 4 holes NSK UKF318D1;HA2318X

Manufacturer Part Number
UKF318D1;HA2318X
Brand
NSKBrand we market
Category
Bearing housings
Subcategory
Y-bearing unit
Series
UKF

NSK

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Description

NSK UKF318D1;HA2318X is a flange bearing 4 holes reference, within Bearing housings. Request a quote for UKF318D1;HA2318X via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The UKF housing with NSK insert bearing is a 4-bolt flange mounted unit that combines a cast iron housing with a spherical roller or ball insert bearing, depending on the series. It is used to support rotating shafts in equipment where front fixing and automatic alignment are required. MR Accesorios Industriales sells this line for industrial plants in Buenos Aires, Argentina and throughout the country.

The UKF designation identifies the 4-bolt flange housing; the number that follows indicates the size of the insert bearing. In the examples UKF217D1;HA2317X and UKF218D1;HA2318X, the D1 suffix corresponds to the insert bearing variant, while HA2317X and HA2318X refer to the adapter sleeve for tapered shaft. The UKF series covers sizes from 20 mm to 100 mm shafts, with sealing and fixing variants depending on the application.

These units are used in belt conveyors, bucket elevators, mixers, mills and process equipment in the food, chemical, cement and mining industries. In Argentina they are common in animal feed plants, meat processing plants and aggregate treatment plants, where the flange makes mounting on sheet metal or profile structure easier. They are also used in industrial fans and large centrifugal pumps.

To select the correct unit, take into account the shaft diameter, the radial and axial load, and the environmental conditions. The seal should be chosen according to the presence of dust, water or frequent washdowns. Mounting requires the flange to sit perfectly flat and the bolts to be tightened in a cross pattern; shaft alignment with the insert bearing is achieved through the internal radial clearance. Lubrication is done with high-quality lithium grease and it is recommended to check the condition of the seal at each maintenance interval.

UKF units are interchangeable between manufacturers that follow the 4-bolt flange standard, although housing dimensions and insert type may vary. When replacing a unit, check the shaft diameter, the distance between holes and the insert fixing type. If another brand's part number does not match, MR Accesorios Industriales will tell you the compatible alternative with the same mounting dimensions.

To request a quote for your UKF housing with NSK insert bearing, send the complete part number by WhatsApp to MR Accesorios Industriales. If you need a variant with an adapter sleeve or special seal, write to us with the model and we will quote it promptly.

This description provides guidance on the product type. Check the configuration and dimensions of this reference.

Dimensions

Eje o agujero
3 13/16 in

Frequently Asked Questions

What does the UKF designation mean in a housing with bearing?
UKF identifies a 4-bolt flange housing for an insert bearing. The number that follows indicates the insert size and the D1 suffix indicates the bearing variant. The HA code that appears in some models corresponds to the adapter sleeve for tapered shaft.
How do I choose the right seal for my application?
The seal depends on the environment: for dry dust, a standard seal is sufficient; for washdowns or humidity, a higher-tightness seal is advisable. If there is exposure to chemicals, ask us about special materials. MR will advise you according to the type of contaminant and the cleaning frequency.
Can I replace a unit from another brand with a UKF NSK?
Yes, as long as the shaft diameter, the distance between flange holes and the insert fixing type match. UKF units follow a common dimensional standard, but check these data before mounting. If you have doubts, send us the original part's part number and we will tell you the equivalent.
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