# Koyo NKJ80/25A Needle Roller Bearing - 80 mm Bore, Machined Ring, With Inner Ring, Open Type - MROSupply.com

***Koyo NKJ80/25A needle roller bearing with 80 mm bore, 110 mm OD, and 25 mm width. Machined ring design with solid inner ring for heavy radial loads in limited space. Open type for oil lubrication. Suitable for gearboxes, pumps, and industrial machinery.***



## Product details:

- Catalog number: NKJ80/25A
- SKU: 1497344
- Price: ***$238.35*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Koyo Bearing](https://www.mrosupply.com/brands/koyo-bearing/)
- Category: 
    - [Inner Race](htts://www.mrosupply.com/bearings/roller-bearings/needle-roller-bearings/inner-race/)
    - [Needle Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/needle-roller-bearings/)
    - [Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 0.693 lb
- UPC: 60579021378


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


## Product attributes;

  
- Bearing Design: Removable Inner Ring Straight
  

  
- I.D.: 80 mm
  

  
- Inner Ring O.D.: 90 mm
  

  
- Limiting Speed - Oil: 4700 rpm
  

  
- O.D.: 110 mm
  

  
- Oil Hole: w/Oil Hole
  

  
- Origin: Needle Radial
  

  
- Precision Ground: Yes
  

  
- Self Aligning: No
  

  
- Width: 25 mm
  


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




## 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.