# NTN 78214 Tapered Roller Bearing - Inch Series, Straight Bore - MROSupply.com

***NTN 78214 inch series tapered roller bearing with straight bore. Single-row design for combined radial and axial loads in industrial gearboxes, conveyor systems, and machinery. Separable cone and cup assembly for easy installation.***



## Product details:

- Catalog number: 78214
- SKU: 831449
- Price: ***$306.93*** 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: 4.023 lb
- UPC: 4547359664126


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


## Product attributes;

  
- Height: 5.375
  

  
- I.D.: 2.125 in
  

  
- Length: 5.375
  

  
- O.D.: 5.375 in
  

  
- Width: 1.3085
  
## Product documents / software:

- [Drawing](https://documents.mrosupply.com/product_documents/JM/JM515649/1330_S_A0H2fF5.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.