# Koyo 32011JR Tapered Roller Bearing - 55 mm Bore, Single Row Metric Series - MROSupply.com

***Koyo 32011JR tapered roller bearing, 55 mm bore, 90 mm OD, 23 mm width. Single row metric series with straight bore. Designed for moderate radial and axial loads in gearboxes, wheel hubs, and industrial transmissions.***



## Product details:

- Catalog number: 32011JR
- SKU: 1494268
- Price: ***$41.76*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Koyo Bearing](https://www.mrosupply.com/brands/koyo-bearing/)
- Category: 
    - [Taper Roller Bearing Full Assemblies](htts://www.mrosupply.com/bearings/roller-bearings/taper-roller-bearings/taper-roller-bearing-full-assemblies/)
    - [Taper Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/taper-roller-bearings/)
    - [Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 1.242 lb
- UPC: 60579024708


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Bore: 23
  

  
- I.D.: 55 mm
  

  
- O.D.: 90 mm
  
## Product documents / software:

- [drawing](https://documents.mrosupply.com/product_documents/33/33111JR/010_1.jpg)

## Product's reviews:
- Koyo roller bearing inner ring - Good product.
- Admin assistance - good product!
- Great service - great items at great price




## FAQ:

- How do I choose the right type of bearing for my application?: Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints.
For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials.
In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.