# NTN N1010ECS05UP-1 Precision Cylindrical Roller Bearing - 50 mm Bore, N Type, Steel Cage - MROSupply.com

***NTN N1010ECS05UP-1 is an N type cylindrical roller bearing with a 50 mm straight bore. The N configuration features no flanges on the inner ring, making the bearing separable and capable of accommodating axial expansion. It includes a stamped steel cage and is designed for high-speed, high-precision applications such as machine tool spindles and precision gearboxes.***



## Product details:

- Catalog number: N1010ECS05UP-1
- SKU: 272927
- Price: ***$1,247.12*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [NTN Bearing](https://www.mrosupply.com/brands/ntn-bearing/)
- Category: 
    - [Straight / Round Bore Cylindrical Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/cylindrical-roller-bearings/straight-round-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: 0.628 lb


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


## Product attributes;

  
- B (in): 0.6299
  

  
- Bore Type: Round
  

  
- Bore type: Round
  

  
- Cage Material: High Strength, 2 piece, Machined Brass
  

  
- Cage material: High strength, 2 piece, machined brass
  

  
- Configuration: One
  

  
- D (in): 3.1496
  

  
- d (in): 1.9685
  

  
- Enclosure: Open
  

  
- Ew: 2.8543 in
  

  
- I.D.: 50 mm
  

  
- Material: Hardened alloy steel
  

  
- O.D.: 80 mm
  

  
- Oil Hole: w/o Oil Hole
  

  
- Oil hole: w/o Oil Hole
  

  
- Operating Temperature Range: -40 to 250 °F
  

  
- Operating temperature range: -40 to 250 ºF
  

  
- Precision: Special precision
  

  
- r (in): 0.0394
  

  
- r1as max: 0.0394 in
  

  
- Radial Internal Clearance: Special Clearance
  

  
- Radial internal clearance: Special clearance
  

  
- Type: Cylindrical Roller Bearing
  
## Product documents / software:

- [Drawing](https://documents.mrosupply.com/product_documents/50/48/5048143/1298_S_j2K0fKu.png)






## 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.