# Dodge 137963 CP4B520-USAF-307TTDN Four-Bolt Pillow Block Spherical Roller Bearing 3-7/16" Bore USAF Housing - MROSupply.com

***Dodge 137963 CP4B520-USAF-307TTDN Unified SAF four-bolt pillow block spherical roller bearing with 3-7/16" bore. Heavy-duty cast iron housing with industry-standard SAF dimensions for high-capacity applications. Spherical roller bearing accommodates misalignment and provides extended service life in demanding industrial environments.***



## Product details:

- Catalog number: 137963
- SKU: 5903287
- Price: ***$1,561.82*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Dodge](https://www.mrosupply.com/brands/dodge/)
- Category: 
    - [Straight / Round Bore Spherical Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/spherical-roller-bearings/straight-round-bore-spherical-roller-bearings/)
    - [Spherical Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/spherical-roller-bearings/)
    - [Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 97.000 lb
- Technicall support: contact supplier for technical support on +1-864-284-5700


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




## Product's reviews:
- E20 - This is exactly what I needed. Price was way below my local business that carries couplings. Thanks.
- Awesome transaction - Great company to do business with. Transaction went smooth and quick!
- Recent purchase - My order with MRO was easy, quick and priced just right!
Assistance over the phone was professional and helpful.
I will be making more orders in the future. JG
- Delivery time - Awesome delivery time on this type of bearing.




## 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.