# NTN HH949549/HH9#05 Tapered Roller Bearing - Inch Series, Straight Bore, Open, Case Carburized Steel - MROSupply.com

***NTN HH949549/HH9#05 is an inch series tapered roller bearing with a straight bore and open design. Constructed from case carburized steel, it is designed for heavy-duty radial and axial load applications in industrial gearboxes and axle housings.***



## Product details:

- Catalog number: HH949549/HH9#05
- SKU: 826254
- Price: ***$36,685.07*** 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 Full Assemblies](htts://www.mrosupply.com/bearings/roller-bearings/taper-roller-bearings/taper-roller-bearing-full-assemblies/)
    - [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: 442.243 lb


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


## Product attributes;

  
- B (in): 9.0000
  

  
- Bore Type: Round
  

  
- Bore type: Round
  

  
- Cone Number: HH949549
  

  
- Configuration: Two
  

  
- Cup Number: HH949510D
  

  
- D (in): 19.2500
  

  
- Dynamic Load Rating: 605000 lbf
  

  
- Dynamic load rating: 605000 lbf
  

  
- e (Axial Load Factor): 0.94
  

  
- Enclosure: Open
  

  
- I.D.: 9 in
  

  
- Lubrication: w/o Oil Hole
  

  
- Material: Case carburized steel
  

  
- O.D.: 19.25 in
  

  
- Operating Temperature Range: -40 to 250 °F
  

  
- Operating temperature range: -40 to 250 ºF
  

  
- Precision Rating: Class 4
  

  
- Precision rating: Class 4
  

  
- R (in): 0.25
  

  
- r (in): 0.0600
  

  
- Static Load Rating: 1020000 lbf
  

  
- Static load rating: 1020000 lbf
  

  
- Style: TDO
  

  
- Type: Tapered Roller Bearing
  

  
- Wi: 10.0000 in
  

  
- Width: 10
  

  
- Wo: 6.0000 in
  

  
- Y2 (Axial Load Factor): 1.07
  
## Product documents / software:

- [Drawing](https://documents.mrosupply.com/product_documents/64/22/6422118/1329_S_T0prz4G.png)
- [Drawing](https://documents.mrosupply.com/product_documents/HM/HM256849/HM2%2301/1329_S_HOePR0S.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.