# NTN 67790D Tapered Roller Bearing Cone - Inch Series, Straight Bore, Case Carburized Steel - MROSupply.com

***NTN 67790D is a tapered roller bearing cone from the inch series, featuring a straight bore and constructed from case carburized steel for enhanced durability. This cone is designed for use with a matching cup in heavy-duty industrial applications requiring high radial and axial load capacity.***



## Product details:

- Catalog number: 67790D
- SKU: 278285
- Price: ***$3,064.18*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [NTN Bearing](https://www.mrosupply.com/brands/ntn-bearing/)
- Category: 
    - [Taper Roller Bearing Cones](htts://www.mrosupply.com/bearings/roller-bearings/taper-roller-bearings/taper-roller-bearing-cones/)
    - [Taper Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/taper-roller-bearings/)
    - [Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 18.545 lb
- UPC: 4547359654981


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


## Product attributes;

  
- a (Effective Load Center): 0.1900 in
  

  
- B (in): 7.0000
  

  
- Bore Type: Round
  

  
- Bore type: Round
  

  
- Dynamic Load Rating: 83000 lbf
  

  
- Dynamic load rating: 83000 lbf
  

  
- e (Axial Load Factor): 0.44
  

  
- Height: 9.75
  

  
- I.D.: 7 in
  

  
- Length: 9.75
  

  
- Material: Case carburized steel
  

  
- O.D.: 8.4252 in
  

  
- Operating Temperature Range: -40 to 250 °F
  

  
- Operating temperature range: -40 to 250 ºF
  

  
- R (in): 0.0600
  

  
- Static Load Rating: 175000 lbf
  

  
- Static load rating: 175000 lbf
  

  
- Type: Cone
  

  
- U: 7.64 in
  

  
- V: 7.40 in
  

  
- Wi: 3.5625 in
  

  
- Y2 (Axial Load Factor): 1.36
  
## Product documents / software:

- [Drawing](https://documents.mrosupply.com/product_documents/58/15/5815581/1330_S_HfF0tXU.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.