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Ball bearing unit with square flange housing and insert bearing · SKF FYJ 40 TF
Y-bearing unit SKF FYJ 40 TF

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Y-bearing unit SKF FYJ 40 TF

Manufacturer Part Number
FYJ 40 TF
Brand
SKFOfficial brand
Category
Bearing housings
Subcategory
Y-bearing unit

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Description

SKF FYJ 40 TF is a y-bearing unit reference, within Bearing housings. Request a quote for FYJ 40 TF via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The SKF FYJ Y-bearing housed unit is an assembled unit that combines a cast iron housing with a Y-series insert bearing. It is used to support rotating shafts in power transmission, conveying and industrial process equipment, where simple mounting and good sealing are required. MR Accesorios Industriales sells this line as an official brand, with more than 80 years of experience in the field.

The designation FYJ identifies a foot-mounted housing, split or solid depending on the variant, with an insert bearing. The numbers that follow, as in FYJ 2.1/2 TF or FYJ 40 TF, indicate the nominal shaft diameter: in inches when they include a fraction and in millimeters when they are whole numbers. The suffix TF indicates the sealing type and the insert's characteristics, which define its suitability for dusty or humid environments. Knowing the complete part number ensures that the housing and bearing come assembled and ready to install.

These housed units are used in belt conveyors, bucket elevators, mixers, mills, screens and process equipment in food, chemical, cement and aggregate processing plants. In Argentina they are common in the oilseed, meatpacking and mining industries, where shafts require firm support and protection against contaminants. Their design allows them to be mounted on steel structures or concrete foundations with bolts, and the shaft can be aligned relatively easily.

To select the correct housed unit, check the shaft diameter, the type of load (radial, axial or combined) and the environmental conditions. The insert's sealing must be suitable for dust, water or chemical agents; in severe environments additional sealing is advisable. During mounting, ensure a flat, clean surface, tighten the bolts evenly and check shaft alignment to avoid parasitic loads. The insert's lifetime lubrication requires no maintenance, but in demanding applications regreasing may be necessary.

Y-bearing housed units are interchangeable between manufacturers if the main dimensions match: shaft diameter, distance between holes, height to center and fixing type. SKF is a global benchmark, and compatible alternatives from other brands exist in the local market. When requesting a quote, it is advisable to provide the complete part number and working conditions so that MR Accesorios Industriales can confirm the appropriate equivalent without incompatibility risks.

If you need to replace an existing housed unit or assemble new equipment, send the part number stamped on the part or the shaft size via WhatsApp to MR Accesorios Industriales. The technical team helps you choose the correct FYJ variant and resolve mounting questions. With more than 80 years in the market, MR is a reliable partner for industrial supply.

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

Dimensions

Código universal
UCF 208

Frequently Asked Questions

What does the TF suffix mean on an SKF FYJ housed unit?
The TF suffix indicates the sealing type and the characteristics of the insert bearing. In practice, it defines the protection against dust, water or contaminants. For applications with a lot of dirt or frequent washdowns, it is advisable to verify that the sealing is suitable.
How do I choose the correct diameter for my shaft?
The number in the part number, such as 2.1/2 or 40, corresponds to the shaft diameter: in inches if it includes a fraction, in millimeters if it is a whole number. Measure the shaft with a caliper and compare it with the designation. If you have doubts, ask us with the exact measurement.
Does this housed unit require maintenance?
SKF insert bearings come lifetime lubricated in most cases. In very demanding environments or at high temperatures, periodic regreasing may be necessary. Follow the manufacturer's recommendations to maximize service life.
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