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Deep groove ball bearing with two rubber seals · SKF 6309-2RS1/GJN
SKF 6309-2RS1/GJN deep groove ball bearing

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SKF 6309-2RS1/GJN deep groove ball bearing

Manufacturer Part Number6309-2RS1/GJNDimensions: 45 x 100 x 25 mm (d x D x B)6309 bearing: all versions and brands →Also searched as: 63092RS1/GJN · 6309 2RS1/GJNSKF 63 series: dimension table →
Brand
SKF
Category
Bearings
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Since 1945 · Martínez, Buenos Aires, Argentina

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Other brands in this category

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

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How to read SKF 6309-2RS1/GJN

63Series
Deep groove ball bearings, 63 series. For the same bore, each series has a different outside diameter and width.
09Bore
45 mm bore: 09 × 5.
2RS1/GJNSuffix
SKF suffix: it defines the variant (sealing, cage, internal clearance or other features).

6309 is the standard (ISO) basic designation: it defines the type, the series and the bore.

Description

The SKF 6309-2RS1/GJN bearing has a 45 mm bore, a 100 mm outside diameter and a 25 mm width (45 x 100 x 25 mm).

SKF 6309-2RS1/GJN is a reference of deep groove ball bearing, within Bearings. Request a quote for 6309-2RS1/GJN via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.

The SKF deep groove ball bearing of the 2RS1/GJN series is a medium-section component, sealed on both sides and factory-lubricated with high-quality grease. It is used to support moderate radial and axial loads in equipment that requires low maintenance and protection against contamination. It is a reliable option for power transmission, electric motors, pumps and fans.

The designation of these bearings reads as follows: the first digits indicate the size, as in 6007, 6206 or 6309. The 2RS1 suffix means it has rubber seals on both sides, which retains lubrication and blocks the entry of dust and moisture. The GJN suffix identifies the high-temperature polyurea grease with which it is factory-lubricated. Thus, a 6206-2RS1/GJN is a bearing of the 62 series, double-sealed and with grease for extended service.

These bearings are used in a wide variety of industries in Argentina: electric motors, centrifugal pumps, fans, compressors, conveyor belts and machine tools. Their double sealing makes them suitable for environments with dust, moisture or splashes, such as food plants, industrial laundries and workshops. They are also used in agricultural and road equipment, where resistance to contamination is key to avoiding downtime.

To select the correct bearing, take into account the radial and axial load, the rotation speed and the shaft diameter. The 2RS1 sealing already comes with the necessary lubrication, so it does not require additional greasing. During mounting, ensure correct alignment between shaft and housing, and avoid hitting the seals. If the equipment works at high temperatures, verify that the GJN grease is compatible with the operating range.

SKF deep groove ball bearings are interchangeable with those of other brands that follow the same standardized dimensions. When looking for a replacement, compare the complete designation: the series number and the sealing and lubrication suffixes. Do not replace a sealed bearing with an open one without evaluating the contamination of the environment. At MR Accesorios Industriales we advise you so that you choose the right option.

If you already have the part number of the bearing you need, send it by WhatsApp to MR Accesorios Industriales and we will quote you. We can also help you identify the replacement if you send us the shaft and housing measurements, or a photo of the part. At MR we know the applications and we give you a hand so that your equipment keeps running.

Other SKF versions of the 6309 series

These versions of the 6309 series appear in SKF catalogues and do not have their own page on this site. Ask us about any of them with the part number: we will source it and send you a quote.

  • SKF 6309 N

Dimensions

Boundary dimensions of the basic designation 6309 per ISO 15: 45 x 100 x 25 mm (d x D x B).

Bore
45mm
Outside diameter (D)
100mm
Width (B)
25mm

The same size in other brands

Pages from other brands with the basic designation 6309: 45 x 100 x 25 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 6309-2RS1/GJN bearing?
The SKF 6309-2RS1/GJN bearing has a 45 mm bore, a 100 mm outside diameter and a 25 mm width (45 x 100 x 25 mm). These are the standardised boundary dimensions (ISO 15) of the basic designation 6309.
What does the 2RS1 suffix mean on an SKF bearing?
The 2RS1 suffix indicates that the bearing has rubber seals on both sides. These seals retain the grease and prevent the entry of contaminants, which extends service life in dirty or humid environments.
Does this bearing come already lubricated?
Yes, bearings with the GJN suffix come factory-lubricated with high-temperature polyurea grease. They do not need additional greasing and are ready to mount.
How do I request a quote for an SKF 2RS1/GJN bearing?
Send the complete part number by WhatsApp to MR Accesorios Industriales. If you do not have it, send us the shaft and housing measurements or a photo, and we will help you identify it.
Request a quote for 6309-2RS1/GJN via WhatsApp
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