# NTN UCFL313-208D1 2-Bolt Flange Bearing - 2-1/2 in (63.5 mm) Bore, Set Screw Lock, Cast Iron Housing - MROSupply.com

***NTN UCFL313-208D1 is a 2-bolt cast-iron oval flange mounted bearing unit with a 2-1/2 in (63.5 mm) bore. Features a set screw locking mechanism and a pre-lubricated ball bearing insert. Designed for industrial conveyor, fan, and light-duty machinery applications.***



## Product details:

- Catalog number: UCFL313-208D1
- SKU: 828251
- Price: ***$441.46*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [NTN Bearing](https://www.mrosupply.com/brands/ntn-bearing/)
- Category: 
    - [2-Bolt Flange](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/flanged-mounted-bearings/2-bolt-flange/)
    - [Flanged Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/flanged-mounted-bearings/)
    - [Mounted Ball Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/)
    - [Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 7.598 lb


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


## Product attributes;

  
- A (in): 2.2812
  

  
- A0: 3.0781 in
  

  
- A1: 0.9687 in
  

  
- A2: 1.2969 in
  

  
- B (in): 2.9528
  

  
- Bearing Number: UC313-208D1
  

  
- Bearing number: UC313-208D1
  

  
- Bearing Type: Ball Bearing
  

  
- d (in): 2.5000
  

  
- Dynamic Load Rating: 20800 lbf
  

  
- Dynamic load rating: 20800 lbf
  

  
- End Type: Open
  

  
- End type: Open
  

  
- F (in): 0.3976
  

  
- H (in): 11.6250
  

  
- Housing Construction: 1 Piece
  

  
- Housing construction: 1 Piece
  

  
- Housing Material: Cast Iron
  

  
- Housing material: Cast iron
  

  
- Housing Number: FL313D1
  

  
- J (in): 9.4531
  

  
- L (in): 6.8750
  

  
- Locking Device: Set Screw
  

  
- Locking device: Set screw
  

  
- Lubrication: Relubricatable
  

  
- Max Rotational Speed: 2200 RPM
  

  
- N (in): 1.2187
  

  
- Operating Temperature Range: -40 to 250 °F
  

  
- Operating temperature range: -40 to 250 ºF
  

  
- Performance: Heavy duty
  

  
- S: 1.1811 in
  

  
- Seal Material: Nitrile Rubber
  

  
- Seal material: Nitrile rubber
  

  
- Seal Type: Contact
  

  
- Seal type: Contact
  

  
- Static Load Rating: 13500 lbf
  

  
- Static load rating: 13500 lbf
  

  
- Type: 2-Bolt Rhombus Flanged Unit
  
## Product documents / software:

- [Drawing](https://documents.mrosupply.com/product_documents/50/47/5047068/ged-Unit--Cast-Housing--Set-Screw--UCFL-Type_S_wVUTdM0.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.