# FAG NN3008AS.M.SP Super Precision Cylindrical Roller Bearing, 40mm Bore, Machined Brass Cage, Roller Guided - MROSupply.com

***FAG NN3008AS.M.SP super precision cylindrical roller bearing with 40mm bore. Features a machined brass cage and roller guided design for high-speed, high-accuracy applications. Suitable for machine tool spindles and precision machinery requiring minimal runout and vibration.***



## Product details:

- Catalog number: NN3008AS.M.SP
- SKU: 2180948
- Price: ***$308.79*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [FAG Bearing](https://www.mrosupply.com/brands/fag-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: 1.000 lb
- UPC: 4012801231459


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


## Product attributes;

  
- Bore Type: Straight
  

  
- Cage: Roller Guided
  

  
- Cage Material: Brass
  

  
- Closure Type: Open
  

  
- Fillet Radius: 1 mm
  

  
- Finish Coating: Uncoated
  

  
- Flanges: (3) Inner Ring
  

  
- I.D.: 1 4/7 in
  

  
- Internal Clearance: C0
  

  
- Max Rpm: 15000 rpm
  

  
- Number Of Rows: 2
  

  
- O.D.: 68 mm
  

  
- Overall Width: 21 mm
  

  
- Precision Rating: Not Rated
  

  
- Product Type: Cylindrical Roller Bearings
  

  
- Series: NN30
  







## 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.