SKF 66X85X10 CRWHA1 R radial shaft seal

SKF 66X85X10 CRWHA1 R is a reference of radial shaft seal, within Seals. Request a quote for 66X85X10 CRWHA1 R via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.

The SKF radial shaft seal of the CRWHA R series is a lip seal designed to retain lubricant and exclude contaminants on rotating shafts. It is used in gearboxes, pumps, electric motors and transmission equipment, where oil or grease must remain inside the housing. Its construction combines a sealing lip with a metal body that fits on the outer diameter, and an additional cover that protects the lip in dusty or dirty environments.

The designation of these seals combines dimensions and suffixes. The example 66X85X10 CRWHA1 R indicates a bore diameter of 66 mm, outer diameter of 85 mm and width of 10 mm. The letters CRWHA identify the series, with a construction variant that includes an auxiliary exclusion lip and an external metal cover; the final R indicates the lip elastomer type. To choose the correct seal, take into account those three dimensions and the complete suffix, because each combination defines the fit and the type of sealing.

In Argentine industry, these seals are found in gear reducers, centrifugal pumps, electric motors, compressors and chain or belt transmission equipment. They are also used in agricultural machinery, such as seeders and harvesters, and in road equipment. The CRWHA R series is suitable for applications with the presence of dust, water or chips, thanks to its exclusion lip that prevents abrasive particles from entering the bearing or housing.

To select a radial shaft seal, verify the shaft diameter, the housing diameter and the available width. The lip must rest on a ground and lubricated surface; if the shaft shows wear, evaluate a wear sleeve or a new location. The alignment between shaft and housing is critical: excessive misalignment accelerates lip wear. Lubricating the lip with compatible grease before assembly facilitates installation and prevents premature damage. The permissible peripheral speed depends on the lip material and the type of lubricant.

Radial shaft seals are interchangeable between manufacturers if the dimensions and construction type match. When replacing a seal, compare not only the dimensions, but also the lip material, the presence of an auxiliary lip and the type of cover. A seal with an exclusion lip can replace a simple one in dirty environments, but not the other way around. A specialist can identify the appropriate alternative within the same series or an equivalent one.

To request a quote for the seal you need, send the complete code via WhatsApp to MR Accesorios Industriales. If you do not have it at hand, provide the shaft and housing dimensions and the width, and we will help you identify the correct option. We work with leading brands and advise on assembly and lubrication so that the seal lasts as long as it should.