# NTN JH211749/JH211710 Tapered Roller Bearing - Inch Series, Straight Bore, Open, Case Carburized Steel - MROSupply.com

***NTN JH211749/JH211710 single-row tapered roller bearing set in the inch series. Straight bore, open design, case carburized steel construction for durability under heavy radial and axial loads. Suitable for gearboxes, axle housings, and industrial machinery requiring separable bearing assemblies.***



## Product details:

- Catalog number: JH211749/JH211710
- SKU: 274698
- Price: ***$175.78*** 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: 4.123 lb
- UPC: 4547359081800


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


## Product attributes;

  
- a (Effective Load Center): -0.4200 in
  

  
- B (in): 2.5591
  

  
- Bore Type: Round
  

  
- Bore type: Round
  

  
- Cone Number: JH211749
  

  
- Configuration: One
  

  
- Cup Number: JH211710
  

  
- D (in): 4.7244
  

  
- Dynamic Load Rating: 45000 lbf
  

  
- Dynamic load rating: 45000 lbf
  

  
- e (Axial Load Factor): 0.34
  

  
- Enclosure: Open
  

  
- Lubrication: w/o Oil Hole
  

  
- Material: Case carburized steel
  

  
- Operating Temperature Range: -40 to 250 °F
  

  
- Operating temperature range: -40 to 250 ºF
  

  
- Precision Rating: Class N
  

  
- Precision rating: Class N
  

  
- r (in): 0.1000
  

  
- R (in): 0.12
  

  
- Static Load Rating: 63000 lbf
  

  
- Static load rating: 63000 lbf
  

  
- Style: Cone & cup
  

  
- Type: Tapered Roller Bearing
  

  
- U: 3.15 in
  

  
- V: 3.15 in
  

  
- W: 1.5354 in
  

  
- Wi: 1.5157 in
  

  
- Wo: 1.2598 in
  

  
- X: 4.49 in
  

  
- Y2 (Axial Load Factor): 1.78
  

  
- Z: 4.21 in
  
## Product documents / software:

- [Drawing](https://documents.mrosupply.com/product_documents/64/22/6422118/1329_S_T0prz4G.png)
- [2D Sectional View PDF](https://documents.mrosupply.com/product_documents/JH/JH211749/JH211710/bearingfinder_2d_pdf_fixed_JH2117492FJH211710_zL84lnA.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.