# NTN MR1309EHL Cylindrical Roller Bearing - Open, Composite Steel Cage, Separable Inner Ring - MROSupply.com

***NTN MR1309EHL is a cylindrical roller bearing with a separable inner ring featuring one rib and an outer ring with two ribs. It is open (unsealed) with a composite steel cage and hardened alloy steel construction. Designed for applications requiring axial location in one direction.***



## Product details:

- Catalog number: MR1309EHL
- SKU: 273386
- Price: ***$142.53*** 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: 2.339 lb
- UPC: 4547359486445


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


## Product attributes;

  
- a (in): 0.3118
  

  
- A (in): 2.3370
  

  
- B (in): 1.7717
  

  
- b (in): 0.1098
  

  
- Bore Type: Round
  

  
- Bore type: Round
  

  
- Cage Material: Composite Steel
  

  
- Cage material: Composite steel
  

  
- Configuration: One
  

  
- D (in): 3.9370
  

  
- Dynamic Load Rating: 24100 lbf
  

  
- Dynamic load rating: 24100 lbf
  

  
- Enclosure: Open
  

  
- F (in): 2.5248
  

  
- H (in): 3.2079
  

  
- Material: Hardened alloy steel
  

  
- 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
  

  
- r (in): 0.0598
  

  
- R (in): 0.0799
  

  
- Radial Internal Clearance: CN
  

  
- Radial internal clearance: CN
  

  
- Static Load Rating: 27200 lbf
  

  
- Static load rating: 27200 lbf
  

  
- Tolerance: ISO class 0 (RBEC 1)
  

  
- Type: Cylindrical Roller Bearing
  

  
- U (Plain Rings): 2.2008 in
  

  
- V (Rib Rings): 2.3307 in
  

  
- W: 0.9843 in
  

  
- X (Plain Rings): 3.5591 in
  

  
- Z (Rib Rings): 3.3898 in
  
## Product documents / software:

- [Drawing](https://documents.mrosupply.com/product_documents/27/34/273459/1310_S_nZySDL0.png)
- [2D Sectional View PDF](https://documents.mrosupply.com/product_documents/MR/MR1309EHL/bearingfinder_2d_pdf_fixed_MR1309EHL_n8bKxvN.pdf)






## 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.