# AMI UCFS307-20 Piloted Four-Bolt Flange Bearing 1-1/4" (31.75mm) Bore Set Screw Locking Heavy Duty Cast Iron 300 Series - MROSupply.com

***AMI UCFS307-20 piloted four-bolt flange bearing with 1-1/4" (31.75mm) bore diameter. Heavy duty cast iron housing with set screw locking mechanism. Chrome steel insert with wide inner ring. 300 series design for demanding applications.***



## Product details:

- Catalog number: UCFS307-20
- SKU: 11520
- Price: ***$101.17*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [AMI Bearings](https://www.mrosupply.com/brands/ami-bearings/)
- Category: 
    - [Piloted Flange](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/flanged-mounted-bearings/piloted-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: 5.080 lb
- Technicall support: contact supplier for technical support on 800 882 8642


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


## Product attributes;

  
- Application: General Purpose
  

  
- Covers: No
  

  
- Duty: Heavy
  

  
- Expansion: No
  

  
- High Temp: 212f
  

  
- Housing: Cast iron
  

  
- HTS code: 8483.20.40.40
  

  
- I.D.: 1 1/4 in
  

  
- Insert Material: Bearing steel
  

  
- Insert Type: Ball Bearing
  

  
- Locking: Set screw
  

  
- Relubrication: Yes
  

  
- Seal: Contact Seal with Slinger
  

  
- Type: Piloted flange
  


## Product's reviews:
- Barons for my sweeper truck - Great product well recommend to anybody
- Excellent company - I love my new found Bearings Company. I love the price, lighting fast shipping and great customers service . Thank you.
- In stock ! - Twice now they have had the bearings in needed in stock, with prompt delivery!
- Great job - Had my bearings in stock and shipped right away.




## 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.