# Dodge 040990 P4B522-USAF-315LER Four-Bolt Pillow Block Bearing 3-15/16" Bore Tapered Adapter Spherical Roller - MROSupply.com

***Dodge 040990 P4B522-USAF-315LER four-bolt pillow block mounted spherical roller bearing with 3-15/16" bore, tapered adapter shaft attachment, split cast iron housing, non-expansion fixed design, greasable, sensor-ready, for heavy-duty industrial***



## Product details:

- Catalog number: 040990
- SKU: 130198
- Price: ***$1,889.18*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Dodge](https://www.mrosupply.com/brands/dodge/)
- Category: 
    - [4-Bolt Pillow Block Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/pillow-block-bearings/4-bolt-pillow-block-bearings/)
    - [Pillow Block Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/pillow-block-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: 102.000 lb
- Technicall support: contact supplier for technical support on +1-864-284-5700


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


## Product attributes;

  
- Base to center height: 4.9400 in, 125.476 mm
  

  
- Bearing component: Mounted Bearing
  

  
- Bearing type: Spherical roller, spherical roller
  

  
- Bolt Diameter: 0.7500 in
  

  
- Bolt to bolt max: 14.5000 in, 368.3 mm
  

  
- Bolt to bolt min: 12.5900 in, 319.786 mm
  

  
- Bolt width: 2.7500 in, 69.85 mm
  

  
- Bore length: 6.5900 in, 167.386 mm
  

  
- Expansion capability: Non-expansion (fixed)
  

  
- Greasable: Yes
  

  
- Housing construction: Split
  

  
- Housing type: Four-bolt pillow block
  

  
- Insert material: Steel
  

  
- Lubrication type: Grease
  

  
- Max Speed: 2000 RPM
  

  
- Sensor ready: Yes
  

  
- Shaft attachment: Tapered adapter
  

  
- Shaft diameter: 3.9375 in
  

  
- Static load capacity: 134000 lbf, 596061.696 N
  
## Product documents / software:

- [Catalog](https://documents.mrosupply.com/product_documents/12/42/124250/8803ec19-7eb6-429c-a82f-af2c012d7789_hZMGR1H.pdf)
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- [Dodge 040990 P4B522-USAF-315LER four-bolt pillow block mounted spherical roller bearing with 3-15/16" bore, tapered adapter shaft attachment, split cast iron housing, non-expansion fixed design, greasable, sensor-ready, for heavy-duty industrial](https://www.mrosupply.com/products/130198/as-markdown/)
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## Product's reviews:
- Bearings - Order arrived on time, could have been packed a little tighter as the boxes the bearings came in were tore up. All is good as i used all of them instead of leaving them set in inventory.
- Fast service - Always have the items i need and they come relatively fast!
- Dodge paraflex - Good response time, and shipped in time.
- Bearring - Perfect




## 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.