# FAG 31307A Metric Tapered Roller Bearing - 35mm Bore, Single Row - MROSupply.com

***FAG 31307A metric tapered roller bearing with 35mm bore. Single row design for combined radial and axial loads. Precision engineered for reliable performance in industrial applications.***



## Product details:

- Catalog number: 31307A
- SKU: 2174274
- Price: ***$61.15*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [FAG Bearing](https://www.mrosupply.com/brands/fag-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: 1.124 lb


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


## Product attributes;

  
- Assembly Type: Cone & Cup
  

  
- Bearing Material: Steel
  

  
- Cage Material: Steel
  

  
- Closure Type: Open
  

  
- Finish Coating: Uncoated
  

  
- Height: 1.1
  

  
- I.D.: 1 3/8 in
  

  
- Length: 3.45
  

  
- O.D.: 80 mm
  

  
- Overall Width: 22.75 mm
  

  
- Product Type: Tapered Roller Bearing Full Assemblies
  

  
- Standards Met: DIN ISO 355 / DIN 720
  

  
- Width: 3.4
  
## Product documents / software:

- [Drawing](https://documents.mrosupply.com/product_documents/60/35/6035929/000A0B8C_a_Ogzq1rU.png)
- [Drawing 1](https://documents.mrosupply.com/product_documents/K3/K387A.382A/212002_aah_ind.gif)
- [Drawing 2](https://documents.mrosupply.com/product_documents/K3/K387A.382A/212003_aah_ind.gif)






## 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.