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Ball bearing unit with square flange housing and insert bearing · SKF FYJ 30 KF
Y-bearing unit SKF FYJ 30 KF

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Y-bearing unit SKF FYJ 30 KF

Manufacturer Part Number
FYJ 30 KF
Brand
SKFOfficial brand
Category
Bearing housings
Subcategory
Y-bearing unit

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Description

SKF FYJ 30 KF is a y-bearing unit reference, within Bearing housings. Request a quote for FYJ 30 KF via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The SKF FYJ KF 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 transmission, conveying and industrial process equipment. Its design allows quick mounting and easy alignment, which reduces installation and maintenance times. It is a reliable solution for applications with moderate loads and medium speeds.

The designation FYJ … KF is interpreted as follows: FYJ identifies the SKF Y-bearing housing series with cast iron housing and bolt mounting; the number that follows indicates the shaft diameter in millimeters, for example, FYJ 30 KF for a 30 mm shaft; the suffix KF indicates a variant with an insert bearing secured by set screws and standard sealing. The examples FYJ 40 KF, FYJ 45 KF, FYJ 55 KF and FYJ 65 KF cover a range of sizes for different shaft diameters.

These housings are used in conveyors, elevators, mixers, fans, pumps and agro-industrial machinery. In Argentina, they are common in food plants, cement plants, tanneries and maintenance workshops. Their robust construction tolerates dusty and humid environments, and the insert bearing facilitates replacement without completely disassembling the shaft. MR Accesorios Industriales supplies this line for the local market.

To select the housing, check the shaft diameter and the type of load. The insert seal protects against contaminants; in humid or dusty environments, consider versions with additional seals. Factory lubrication is usually sufficient, but under severe conditions it may require relubrication. During mounting, ensure that the base is fully supported and that the insert set screws are tightened to the recommended torque. Correct alignment prevents stress and extends service life.

Y-bearing housed units are interchangeable between brands if the main dimensions match: shaft diameter, center height and distance between mounting holes. SKF, as an official brand that MR supplies, offers the FYJ KF series, but equivalents from other manufacturers exist. Always verify the standardized dimensions before replacing. If you have doubts, consult us with the original part number.

To request a quote for the SKF FYJ KF Y-bearing housed unit you need, send us the complete part number via WhatsApp. At MR Accesorios Industriales we advise you so you choose the correct size and avoid unnecessary downtime. Our technical team is available to help you identify the part according to your application.

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

Dimensions

Dimensions and tolerances: Send us the part number via WhatsApp and we'll confirm dimensions, sealing, and internal clearance against the manufacturer's data sheet.

Frequently Asked Questions

What does the KF suffix mean in the FYJ housing?
The KF suffix indicates a housing variant with an insert bearing secured by set screws and standard sealing. It is important to verify the complete part number to ensure compatibility with your shaft and application.
Does this housing come with the insert bearing included?
Yes, the FYJ KF Y-bearing housed unit is supplied as an assembled unit that includes the housing and the insert bearing. This simplifies mounting and reduces the risk of errors in component selection.
How do I know if the housing is compatible with my machine?
You must compare the shaft diameter, the center height and the distance between the mounting holes. If they match your equipment dimensions, the housing will be interchangeable. If in doubt, consult us with the original part number.
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