# SKF NU 2308 ECP NU-Type Cylindrical Roller Bearing 40mm Bore Polyamide Cage - MROSupply.com

***SKF NU 2308 ECP NU-type cylindrical roller bearing, 40mm bore, 90mm OD, 23mm width. NU design with no flanges on the outer ring for separable mounting and axial expansion. Enhanced polyamide cage. Bearing steel construction. Suitable for high-radial-load applications with moderate to high speeds.***



## Product details:

- Catalog number: NU 2308 ECP
- SKU: 315019
- Price: ***$170.03*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [SKF Bearing](https://www.mrosupply.com/brands/skf-bearing/)
- Category: 
    - [Tapered Bore Cylindrical Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/cylindrical-roller-bearings/tapered-bore-cylindrical-roller-bearings/)
    - [Cylindrical Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/cylindrical-roller-bearings/)
    - [Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 2.116 lb


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


## Product attributes;

  
- Bearing Part: Complete bearing
  

  
- Bore Type: Cylindrical
  

  
- Cage: Non-metallic
  

  
- Dimension Type: Metric
  

  
- Inner Diameter (mm): 40.000
  

  
- Locating Feature Bearing: None
  

  
- Loose Side Ring: None
  

  
- Lubricant (in Bearing): N/A
  

  
- Material/Treatment: Bearing steel
  

  
- Number of Ribs - Inner Ring: None
  

  
- Number of Ribs - Outer Ring: Two
  

  
- O.D. (in): 3 5/9
  

  
- Outer Diameter (mm): 90.000
  

  
- Radial Internal Clearance: C0
  

  
- Relubrication Feature: Without
  

  
- Sealing: None
  

  
- Width (mm): 33.000
  
## Product documents / software:

- [Abutment dimensions](https://documents.mrosupply.com/product_documents/NU/NU%20424/120120011520-201000020wp_hwQh5iG.svg)
- [Dimensions](https://documents.mrosupply.com/product_documents/NU/NU%20424/1201200111-150320011720-201000020wp_LlFf6gX.svg)
- [3D DXF](https://documents.mrosupply.com/product_documents/NU/NU%202308%20ECP/roulement_nu_2308_ecp_2_3D_tfGMkGM.dxf)

## Product's reviews:
- Bearing - Old hard to find bearing for a 85 year old tractor. Fit perfect and price was great.
- Agradecimiento. - Excelente servicio, confiable, rápido y efectivo.
Los seguiré llamando para mis necesidades.
- Purchase of bearing - exactly what we needed and it showed up in only 1 day thank you so much.
- Sales - GREAT PRODUCT CUSTOMER WILL PURCHASE AGAIN.




## 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.