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NSK cylindrical roller bearing · NSK N 208W
NSK N 208W cylindrical roller bearing

NSKBrand we market

NSK N 208W cylindrical roller bearing

Manufacturer Part NumberN 208WDimensions: 40 x 80 x 18 mm (d x D x B)Other bearings 40 x 80 x 18 mm →Also searched as: N208WNSK N 2 series: dimension table →
Brand
NSK
Category
Bearings
Series
N
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Since 1945 · Martínez, Buenos Aires, Argentina

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How to read NSK N 208W

N 2Series
Cylindrical roller bearings, N 2 series. For the same bore, each series has a different outside diameter and width.
08Bore
40 mm bore: 08 × 5.
WSuffix
NSK suffix: it defines the variant (sealing, cage, internal clearance or other features).

N 208 is the standard (ISO) basic designation: it defines the type, the series and the bore.

Description

The NSK N 208W bearing has a 40 mm bore, a 80 mm outside diameter and a 18 mm width (40 x 80 x 18 mm).

NSK N 208W is a reference of cylindrical roller bearing, within Bearings. Request a quote for N 208W via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.

NSK N series cylindrical roller bearings are components designed to handle high radial loads and run at high speeds. Their cylindrical roller design with a steel cage allows uniform load distribution and high rigidity. They are used in industrial applications that require precision and durability, such as machine tools, electric motors and power transmission equipment. MR Accesorios Industriales sells this series in the Argentine market, with technical advice to help you select the right part number.

The NSK N series designation is read as follows: the letter N indicates a single row cylindrical roller bearing with two ribs on the inner ring and none on the outer ring, which allows axial displacement. The number that follows indicates the size, and the W suffix indicates a pressed steel cage. For example, N 204W, N 205W and N 206W correspond to different shaft diameters. Knowing this nomenclature helps you quickly identify the right bearing for each application.

These bearings are used across a wide range of industries in Argentina, such as metalworking, food processing, mining and power generation. They are found in gearboxes, pumps, fans, compressors and machine tools. Their ability to handle heavy radial loads and their suitability for high speeds make them ideal for equipment that runs continuously. MR Accesorios Industriales sells them to supply both maintenance workshops and machinery manufacturers.

To correctly select an N series bearing, it is essential to consider the radial load, the rotational speed and the environmental conditions. Installation requires precise alignment between the shaft and the housing, plus proper lubrication, either with grease or oil, depending on the application. The pressed steel cage provides strength and allows stable operation. It is advisable to check the internal clearance and the fit on the shaft and in the housing to prevent premature wear and ensure a long service life.

As for equivalents and interchangeability, NSK N series bearings can be replaced by products from other brands that follow the same international designation, such as SKF, FAG or NTN, as long as the dimensions and tolerances are respected. It is important to verify the full part number and the technical specifications before replacing a part. If you have any doubts, the MR technical team can advise you to find the option compatible with your equipment.

To request a quote for the NSK N series bearing you need, simply send the part number by WhatsApp to MR Accesorios Industriales. We will reply shortly with the commercial information and availability for your requirement. We can also advise you if you need a specific variant or a specific quantity. Write to us and we will help you resolve your inquiry.

Dimensions

Boundary dimensions of the basic designation N 208 per ISO 15: 40 x 80 x 18 mm (d x D x B).

Bore
40 mm
Outside diameter (D)
80mm
Width (B)
18mm

Same size in SKF and other brands

Pages from other brands with the basic designation N 208: 40 x 80 x 18 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 NSK N 208W bearing?
The NSK N 208W bearing has a 40 mm bore, a 80 mm outside diameter and a 18 mm width (40 x 80 x 18 mm). These are the standardised boundary dimensions (ISO 15) of the basic designation N 208.
What does the designation N 204W mean?
The N indicates a cylindrical roller bearing with two ribs on the inner ring, 204 is the size code and the W indicates a pressed steel cage. This nomenclature lets you identify the main features of the bearing.
Where are NSK N series bearings used?
They are used in machine tools, electric motors, pumps, compressors and gearboxes, among other industrial applications that require handling high radial loads and high speeds.
How do I request a quote for an NSK N series bearing?
Send the full part number by WhatsApp to MR Accesorios Industriales. We will send you a quote shortly and advise you so you can select the right bearing for your application.
Request a quote for N 208W via WhatsApp
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