
REXNORD 9515U spherical roller bearing
- Brand
- REXNORD
- Category
- Bearings
- Subcategory
- Spherical roller bearings
- Series
- 9000U
We respond promptly.
Since 1945 · Martínez, Buenos Aires, Argentina
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Can't find the exact model? Write to us with the part number or model you're looking for: we'll find it and quote it, even if it's not listed in the catalog.
Description
REXNORD 9515U is a reference of spherical roller bearing, within Bearings. Request a quote for 9515U via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.
The spherical roller bearing is a component designed to withstand high radial loads and, in many cases, moderate axial loads, even when the shaft and the housing are not perfectly aligned. Its spherical outer raceway and its row of rollers allow the inner ring to self-align, absorbing angular deviations. It is used in equipment subject to vibration, shaft deflection or assemblies where exact alignment is difficult to achieve. MR Accesorios Industriales sells the Rexnord brand in Buenos Aires, Argentina.
The designation of these bearings combines a four-digit base number with the U suffix. In the 2000U series, the first pair of digits indicates the size or load capacity, and the next two the bore diameter. For example, 2303U and 2307U share a series but differ in size; 2400U and 5107U belong to other series within the same family. The U suffix distinguishes a construction variant specific to Rexnord, which may include specific seals or cages. To correctly interpret each code, it is advisable to consult the manufacturer's dimension table or send us the full code.
These bearings are used in industries such as food, cement, mining, paper and materials handling. In Argentina, they are commonly found in belt conveyors, bucket elevators, mills, mixers and process equipment where there are combined loads and misalignment. They also appear in road and agricultural machinery, where dust and humidity demand reliable sealing. Their self-aligning capability reduces premature wear and extends the service life of the assembly, even in assemblies with deflected shafts or worn housings.
To select the right bearing, take into account the radial and axial load, the rotation speed, the type of lubrication and the environmental conditions. Sealing is key: in dusty or humid environments, choose variants with lip seals or oil seals that protect the raceway and the rollers. Lubrication can be grease or oil, and must be renewed according to the duty cycle. During mounting, check the initial alignment and avoid blows that could damage the rollers or the raceways. A correct fit on the shaft and in the housing ensures the internal clearance needed for thermal expansion.
When replacing a bearing, it is common to find equivalences between different brands. Although the main dimensions usually match, the suffixes, the cage type, the seals or the load capacity may vary. Therefore, it is not enough to compare only the base number: the full designation and the service conditions must be reviewed. At MR Accesorios Industriales we advise you to find the alternative compatible with your equipment, whether from the same Rexnord brand or another option that meets the requirements.
If you need a quote for a Rexnord spherical roller bearing, write to us on WhatsApp with the full code or the assembly dimensions. At MR Accesorios Industriales we will quote you promptly and indicate the best solution for your application. We can also advise you on the mounting, lubrication and sealing suitable to maximize the service life of the component.
Dimensions
- Bore
- 5 15/16 in
Frequently Asked Questions
- What does the U suffix mean in Rexnord bearings?
- The U suffix identifies a construction variant within the Rexnord spherical roller family. It may imply a specific type of sealing, cage or tolerance. To know exactly what it includes in your code, ask us with the full designation.
- How do I choose between the 2000U, 9000U and 5000U series?
- The choice depends on the load, the speed and the available space. Each series has different capacities and dimensions. If you send us the shaft and housing dimensions, we will guide you on the most suitable series for your equipment.
- What lubrication is advisable for a spherical roller bearing in a humid environment?
- In humid environments or where water is present, a grease with good washout resistance and effective seals are recommended. The relubrication frequency depends on the working conditions. We can advise you according to your specific application.

