# Timken E-P4B-TRB-3 1/4 Type E Four-Bolt Pillow Block Tapered Roller Bearing 3-1/4" Bore Setscrew - MROSupply.com

***Timken E-P4B-TRB-3 1/4 is a Type E four-bolt pillow block mounted tapered roller bearing unit. It features a 3-1/4 inch imperial bore and a setscrew locking style for shaft attachment. This housed unit is designed for heavy-duty industrial applications such as conveyor head shafts and process equipment.***



## Product details:

- Catalog number: E-P4B-TRB-3 1/4
- SKU: 5116971
- Price: ***$1,359.10*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Timken](https://www.mrosupply.com/brands/timken/)
- 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/)- View suggested `Dodge` alternative
  [Dodge 023031 P4B-E-304R four-bolt pillow block bearing with 3-1/4" bore, set screw locking, tapered roller insert, cast iron housing, non-expansion fixed design, grease lubrication, sensor-ready, for heavy-duty industrial applications.](https://www.mrosupply.com/products/122638/as-markdown/)
- Unit of measure: each
- Weight: 72.640 lb
- Returns: Yes


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


## Product attributes;

  
- Bolt Diameter: 3/4 in
  

  
- Dimension: 7-1/2 in
  

  
- Dimension max: 11-1/4 in
  

  
- Dimension min: 10-3/4 in
  

  
- Shaft dia (in): 3-1/4
  

  
- Shaft size type: Imperial
  
## Product documents / software:

- [Pillow Block 4 Bolt Base](https://documents.mrosupply.com/product_documents/51/16/5116971/e-p4b-trb-3-1-4_R75Lmv6)
## Alternate products to `Timken E-P4B-TRB-3 1/4 Type E Four-Bolt Pillow Block Tapered Roller Bearing 3-1/4" Bore Setscrew - MROSupply.com`:
- [Dodge 023031 P4B-E-304R four-bolt pillow block bearing with 3-1/4" bore, set screw locking, tapered roller insert, cast iron housing, non-expansion fixed design, grease lubrication, sensor-ready, for heavy-duty industrial applications.](https://www.mrosupply.com/products/122638/as-markdown/)

## Product's reviews:
- Best company to buy from - I always buy from MRO is a very reliable company to work with




## 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.