
FAG 22228-E1A-XL-K-2RSR-M spherical roller bearing
- Brand
- FAG
- Category
- Bearings
- Subcategory
- Spherical roller bearings
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Since 1945 · Martínez, Buenos Aires, Argentina
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How to read FAG 22228-E1A-XL-K-2RSR-M
- 222Series
- Spherical roller bearings, 222 series. For the same bore, each series has a different outside diameter and width.
- 28Bore
- 140 mm bore: 28 × 5.
- E1A-XL-K-2RSR-MSuffix
- FAG suffix: it defines the variant (sealing, cage, internal clearance or other features).
22228 is the standard (ISO) basic designation: it defines the type, the series and the bore.
Description
The FAG 22228-E1A-XL-K-2RSR-M bearing has a 140 mm bore, a 250 mm outside diameter and a 68 mm width (140 x 250 x 68 mm).
FAG 22228-E1A-XL-K-2RSR-M is a reference of spherical roller bearing, within Bearings. Request a quote for 22228-E1A-XL-K-2RSR-M via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.
FAG spherical roller bearings are self-aligning double-row components with a spherical outer raceway and tapered bore that accommodate angular misalignment between shaft and housing. They are used in equipment with shaft deflection, misaligned mounting or combined radial and axial loads, such as conveyor belts, gearboxes, mills and process machinery. MR Accesorios Industriales sells them in Buenos Aires, Argentina.
The designation of this series is read in blocks: the initial number indicates the size, and the suffixes describe the design and performance. In the examples 22228-E1A-XL-K-2RSR-M and 22232-E1A-XL-K-2RSR-M, the 222 series corresponds to medium-section spherical roller bearings; E1A identifies the optimized internal design; XL indicates the long-life design; K indicates tapered bore; 2RSR are contact seals on both sides; and M designates the solid brass cage. Recognizing each suffix avoids confusion when ordering a replacement.
In Argentine industry they appear in belt conveyors, screens, mills, mixers, high-flow pumps and speed reducers. They are also found in mining, cement, food and aggregate processing equipment, where the shaft deflects or the housing is not perfectly aligned. Their self-aligning capability protects the rollers and extends service life in demanding mountings.
For selection, take into account radial and axial load, rotational speed and the environment. The 2RSR design with contact seals protects against dust and moisture, but adds friction; in very high-speed applications an open variant with adequate lubrication may be preferable. The K tapered bore is mounted on an adapter sleeve or withdrawal sleeve, which makes it easier to adjust internal clearance. Check initial alignment, lubrication and tightening according to the equipment manual.
When looking for cross-brand equivalents, always compare the complete designation: type, dimension series, sealing suffixes, cage and bore. The same base number may vary in internal clearance or heat treatment depending on the manufacturer. Do not replace a sealed bearing with an open one without assessing contamination in the environment. If in doubt, send the code engraved on the component and the main dimensions.
MR Accesorios Industriales sells FAG bearings, along with housings, power transmission and lubricants. To request a quote for the bearing you need, write to us on WhatsApp with the complete part number or the equipment model. We will reply shortly with the corresponding reference.
Dimensions
Boundary dimensions of the basic designation 22228 per ISO 15: 140 x 250 x 68 mm (d x D x B).
- Bore
- 140mm
- Outside diameter (D)
- 250mm
- Width (B)
- 68mm
Same size in SKF and other brands
Pages from other brands with the basic designation 22228: 140 x 250 x 68 mm (d x D x B) per ISO 15.
- Looking for the SKF 22228? We also quote:22228 CC/W3322228 CCK/W3322228 CC/C3W333 more →
- LINK-BELT22228LB22228LBK22228LBC31 more →
- NSK22228CDE422228CAME422228CDKE41 more →
- NTN22228EAD122228EMD122228EAKD11 more →
- RKB22228
- TIMKEN22228EJ22228EM
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 FAG 22228-E1A-XL-K-2RSR-M bearing?
- The FAG 22228-E1A-XL-K-2RSR-M bearing has a 140 mm bore, a 250 mm outside diameter and a 68 mm width (140 x 250 x 68 mm). These are the standardised boundary dimensions (ISO 15) of the basic designation 22228.
- What does the K suffix mean in the designation?
- The letter K indicates a tapered bore, generally with a 1:12 taper. This design is mounted on adapter sleeves or withdrawal sleeves and allows the bearing's internal clearance to be adjusted during mounting, which is useful on long shafts or hard-to-reach equipment.
- When is a 2RSR sealed bearing preferable?
- 2RSR seals protect against dust, water and particles, ideal in dirty or humid environments. At very high speeds, however, they generate more friction and heat; there an open design with controlled lubrication may be better. Assess the environment and the speed.
- How do I request a quote on WhatsApp?
- Write to us with the complete code engraved on the bearing, for example 22228-E1A-XL-K-2RSR-M, or with the main dimensions and the type of equipment. That way we can identify the exact variant and reply shortly.

