# AMI UKFS311+HS2311 Piloted Four-Bolt Flange Bearing 11/16" (17.463mm) Bore Adapter Sleeve Heavy Duty Cast Iron - MROSupply.com

***AMI UKFS311+HS2311 piloted four-bolt flange bearing with 11/16" bore and adapter sleeve locking. Heavy duty cast iron housing, chrome steel insert, wide inner ring. 300 series design for demanding applications.***



## Product details:

- Catalog number: UKFS311+HS2311
- SKU: 2494
- Price: ***$329.02*** 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: 13.240 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 7/8 in
  

  
- Insert Material: Bearing steel
  

  
- Insert Type: Ball Bearing
  

  
- Locking: Concentric Adapter
  

  
- Relubrication: Yes
  

  
- Seal: Contact Seal with Slinger
  

  
- Type: 4 Bolt Flange
  


## Product's reviews:
- 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.
- Ami bearings - I've been using AMI bearings for several years now and have had zero problems. There made in Japan, so seem remarkably high quality but half the price of NTN.
- Quality exactly as expected - Fair price for the product, quick lead time, good service.




## 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.