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Deep groove ball bearing with two rubber seals · SKF W 6305-2RS1/W64F
SKF W 6305-2RS1/W64F stainless steel deep groove ball bearing

SKFBrand we market

SKF W 6305-2RS1/W64F stainless steel deep groove ball bearing

Manufacturer Part NumberW 6305-2RS1/W64FDimensions: 25 x 62 x 17 mm (d x D x B)Other bearings 25 x 62 x 17 mm →Also searched as: W63052RS1/W64F · W6305-2RS1/W64F · W 6305 2RS1/W64FSKF W 63 series: dimension table →
Brand
SKF
Category
Bearings
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Since 1945 · Martínez, Buenos Aires, Argentina

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How to read SKF W 6305-2RS1/W64F

W 63Series
Stainless steel deep groove ball bearings, W 63 series. For the same bore, each series has a different outside diameter and width.
05Bore
25 mm bore: 05 × 5.
2RS1/W64FSuffix
SKF suffix: it defines the variant (sealing, cage, internal clearance or other features).

W 6305 is the standard (ISO) basic designation: it defines the type, the series and the bore.

Description

The SKF W 6305-2RS1/W64F bearing has a 25 mm bore, a 62 mm outside diameter and a 17 mm width (25 x 62 x 17 mm).

SKF W 6305-2RS1/W64F is a reference of stainless steel deep groove ball bearing, within Bearings. Request a quote for W 6305-2RS1/W64F via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.

The SKF stainless steel deep groove ball bearing, identified by the W prefix, is designed to withstand radial and axial loads in both directions. Its stainless steel construction makes it suitable for humid, corrosive environments or those with chemical agents, where a conventional chrome steel bearing would degrade quickly. It is used in applications requiring frequent cleaning, exposure to the weather or contact with fluids, such as process equipment, food machinery and pumping systems.

The designation of these bearings combines several elements. The prefix W indicates that the rings and rolling elements are made of stainless steel. The number that follows, for example 6001, 6004, 6305, 6306 or 61902, corresponds to the size code according to the series indicated by the code. The suffix -2RS1 indicates that they incorporate rubber seals on both sides, which retains the lubricant and blocks contaminants. The designation /W64F identifies a variant with solid lubricant or special grease for specific conditions. Thus, a W 6305-2RS1/W64F is a stainless bearing, with double-sided seals and special lubrication.

These bearings are used in industries where corrosion is a critical factor. In Argentina, they are common in food and beverage plants, where equipment is washed frequently and must withstand contact with water and cleaning products. They also appear in the chemical industry, in pumps and agitators, and in marine or coastal applications. In the pharmaceutical sector, they are preferred for their ability to withstand sterilization and humid environments. They are also found in packaging equipment, conveyors and fish processing machinery, where exposure to moisture is constant.

To select correctly, you must consider the radial and axial load the bearing will support, as well as the rotation speed. The 2RS1 sealing is suitable for environments with dust or moisture, but if higher speed is required, a variant with shield plates can be chosen. Lubrication is key: the /W64F designation indicates a grease or solid lubricant that must be compatible with stainless steel and the operating conditions. During assembly, it is essential to ensure precise alignment between shaft and housing, and to avoid blows that damage the seals or raceways. It is recommended to clean the area and use suitable tools so as not to contaminate the bearing.

As for equivalences, SKF stainless bearings can be interchanged with those of other brands that follow the same dimensional and suffix designation. For example, a bearing from SKF in this line is interchangeable with a bearing from another manufacturer that has the same dimensions and type of sealing, although load and speed capacities may vary. Always verify the technical specifications of the alternative manufacturer. At MR Accesorios Industriales we sell the SKF brand, and we can advise you on the best option for your application.

If you need to replace a bearing in equipment exposed to corrosion, send us the complete part number by WhatsApp at MR Accesorios Industriales. We help you identify the correct part and request a quote for it.

Dimensions

Boundary dimensions of the basic designation W 6305 per ISO 15: 25 x 62 x 17 mm (d x D x B).

Bore
25mm
Outside diameter (D)
62mm
Width (B)
17mm

Frequently Asked Questions

What are the dimensions of the SKF W 6305-2RS1/W64F bearing?
The SKF W 6305-2RS1/W64F bearing has a 25 mm bore, a 62 mm outside diameter and a 17 mm width (25 x 62 x 17 mm). These are the standardised boundary dimensions (ISO 15) of the basic designation W 6305.
What does the W64F suffix mean in an SKF bearing?
The W64F suffix indicates a variant with special lubricant, generally a water- and corrosion-resistant grease or solid lubricant. It is designed for applications where the bearing is exposed to moisture or frequent washing.
Can I use an SKF stainless bearing instead of a chrome steel one?
Yes, as long as the dimensions and type of sealing match. Stainless steel offers greater corrosion resistance, although its load capacity may be slightly lower. Verify the specifications for your application.
How should I mount a stainless deep groove ball bearing?
Ensure precise alignment between shaft and housing, clean the surfaces and use suitable tools so as not to damage the seals. Avoid direct blows on the balls or rings, and follow the manufacturer's recommendations for fitting.
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