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Cylindrical roller bearing · SKF NU 348 M
SKF NU 348 M cylindrical roller bearing

SKFBrand we market

SKF NU 348 M cylindrical roller bearing

Manufacturer Part NumberNU 348 MDimensions: 240 x 500 x 95 mm (d x D x B)Other bearings 240 x 500 x 95 mm →Also searched as: NU348M · NU348 MSKF NU 3 series: dimension table →
Brand
SKF
Category
Bearings
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Other brands in this category

Ask us about alternatives. Equivalence is verified for each reference and application.

SKF vs NSK: equivalent part numbers →

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How to read SKF NU 348 M

NU 3Series
Cylindrical roller bearings, NU 3 series. For the same bore, each series has a different outside diameter and width.
48Bore
240 mm bore: 48 × 5.
MSuffix
SKF suffix: it defines the variant (sealing, cage, internal clearance or other features).

NU 348 is the standard (ISO) basic designation: it defines the type, the series and the bore.

Description

The SKF NU 348 M bearing has a 240 mm bore, a 500 mm outside diameter and a 95 mm width (240 x 500 x 95 mm).

SKF NU 348 M is a reference of cylindrical roller bearing, within Bearings. Request a quote for NU 348 M via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.

SKF NU M series cylindrical roller bearings are components designed to withstand high radial loads and considerable speeds. Their construction with cylindrical rollers allows linear contact that distributes the load over a wide surface, which makes them suitable for demanding applications. At MR Accesorios Industriales we sell and distribute them in Buenos Aires, Argentina, so you can request a quote for the code you need.

The designation of this series is read as follows: the prefix NU indicates the cylindrical roller bearing type, and the number that follows identifies the dimension series and the bore size. For example, in NU 344 M the 344 corresponds to the outer diameter and bore series; in NU 348 M the 348 indicates a variant of the same series with a different size; and in NU 419 M, NU 420 M and NU 421 M the 419, 420 and 421 define specific dimensions within the series. The suffix M is part of the code and does not change how the main number is read.

These bearings are used in industrial equipment that must withstand significant radial loads, such as conveyor belts, mills, centrifugal pumps, industrial fans, reducers and machine tools. In Argentina, you find them in food, cement, mining, steel and petrochemical plants, where robustness and load capacity are decisive. Their design allows the shaft to move axially in one direction, which simplifies mounting in two-support arrangements.

To select the right bearing, take into account the radial load it must withstand, the rotation speed and the environmental conditions. Mounting requires careful alignment between the shaft and the housing to avoid additional forces. Lubrication must be chosen according to temperature and speed; proper lubrication extends service life. If the environment has dust or moisture, evaluate the use of additional protections. Always follow the manufacturer's recommendations for fitting and cleaning the contact surfaces.

When looking for a replacement, it is common to find equivalent codes from other brands that keep the same main dimensions. Interchangeability is based on verifying that the bore diameter, outer diameter and width match the original part. If you have the code from another brand or an unidentified sample, at MR Accesorios Industriales we will indicate the compatible alternative. We can also quote the exact SKF code shown on your equipment.

If you need SKF NU M series bearings, write to us on WhatsApp with the code or size you are looking for. At MR Accesorios Industriales we will quote it shortly and advise you so you receive the correct product. We sell and distribute SKF in Buenos Aires, Argentina, with personalized service for the industrial sector.

Dimensions

Boundary dimensions of the basic designation NU 348 per ISO 15: 240 x 500 x 95 mm (d x D x B).

Bore
240mm
Outside diameter (D)
500mm
Width (B)
95mm

The same size in other brands

Pages from other brands with the basic designation NU 348: 240 x 500 x 95 mm (d x D x B) per ISO 15.

They share the boundary dimensions set by ISO 15, not the technical data: seals or shields, internal clearance, cage and load rating can differ by brand and suffix. We quote each one by its full part number.

Frequently Asked Questions

What are the dimensions of the SKF NU 348 M bearing?
The SKF NU 348 M bearing has a 240 mm bore, a 500 mm outside diameter and a 95 mm width (240 x 500 x 95 mm). These are the standardised boundary dimensions (ISO 15) of the basic designation NU 348.
What applications do SKF NU M bearings have?
They are used in equipment with high radial loads, such as conveyor belts, mills, pumps, fans and reducers. In Argentina they are common in food, cement, mining and steel plants. Their design allows axial shaft displacement in one direction, which facilitates mounting in two-support arrangements.
How do I choose the right NU M bearing for my equipment?
You must consider the radial load, rotation speed and environmental conditions. Check the bore, outer diameter and width dimensions. Correct alignment and lubrication are key to performance. If you have doubts, write to us on WhatsApp with your equipment data and we will advise you.
Can I replace a bearing from another brand with an SKF NU M?
Yes, if the main dimensions match: bore diameter, outer diameter and width. Interchangeability between brands is based on those parameters. If you send us the original part code or a photo with measurements, at MR we will indicate the equivalent SKF reference and quote it for you.
Request a quote for NU 348 M via WhatsApp
Request a quote on WhatsApp