# Rexnord AS11307 Rex Pillow Block, 2-Bolt (Expansion) Auxiliary Cap Kit for 2000/3000/5000/9000 Series Bearings 3-7/16" Bore - MROSupply.com

***Rexnord AS11307 is an open auxiliary cap kit for expansion units in Rex 2000, 3000, 5000, and 9000 series mounted spherical roller bearings. This kit includes one open auxiliary cap for use on the expansion side of a 2-bolt pillow block housing. The 3-7/16 in (87.31 mm) bore size accommodates standard Rex bearing inserts. Cast iron construction provides durability in industrial conveying and power transmission applications.***



## Product details:

- Catalog number: 10425326
- SKU: 501746
- Price: ***$829.25*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Rexnord](https://www.mrosupply.com/brands/rexnord/)
- Category: 
    - [4-Bolt Flange](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/flanged-mounted-bearings/4-bolt-flange/)
    - [Flanged Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/flanged-mounted-bearings/)
    - [Mounted Roller Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/)
    - [Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 8.900 lb
- UPC: 698210691844
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- Bearing Brand: REX ROLLER BEARING
  

  
- Bearing Type: NO BEARING
  

  
- Height: 9.25
  

  
- Length: 9.50
  

  
- Net Weight: 8.90
  

  
- Series: Auxiliary Cap Kits-Open Floating
  

  
- Size code: 11
  

  
- Size Code: 11
  

  
- Unit of dimension: in
  

  
- Unit of Dimension: IN
  

  
- Volume: 1.712
  

  
- Volume unit: GLL
  

  
- Volume Unit: GLL
  

  
- Weight unit: LB
  

  
- Width: 4.50
  
## Product documents / software:

- [Rex 2000, 3000, 5000, 9000 Series Roller Bearings](https://documents.mrosupply.com/product_documents/BM/BMT52111/000-Series-Roller-Bearings_Installation-Manual_PK8BJAF.pdf)

## Product's reviews:
- Hydro coupler - Part went on beautifully! I'm very happy with purchase thank u
- Good orice - This stump grinder wheel bearing is expensive and I need two each time I change them.
Best price I found anywhere and free shipping here at MRO Supply
- Parts ordered - We were very happy with the parts we ordered.
- Great service - easy to do business with, competitive pricing, excellent service and quick shipping.




## 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.