# Timken QAAPX26A415ST Spherical Roller Pillow Block, Frame 26, Setscrew Locking - MROSupply.com

***Timken QAAPX26A415ST spherical roller mounted unit with setscrew locking. Heavy-duty housed bearing for high radial load capacity and self-alignment in conveyors, fans, and industrial gearboxes. Spherical roller bearing insert in robust housing.***



## Product details:

- Catalog number: QAAPX26A415ST
- SKU: 5983622
- Price: ***$3,730.49*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Timken](https://www.mrosupply.com/brands/timken/)
- Category: 
    - [2-Bolt Pillow Block Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/pillow-block-bearings/2-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
- Returns: Yes


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


## Product attributes;

  
- 0.095 mm Shaft Size: 4 15/16 in Shaft Tolerance:0.0050 in
  

  
- 0.127 mm Shaft size type: Imperial Y1 - Geometry Factor:2.62 Y2 - Geometry Factor:3.9 e - Geometry Factor:0.26
  

  
- 0.145 mm Pre Install Clearance Min: 0.0037 in
  

  
- 155.7 mm Dimension D Max: 16.75 in
  

  
- 189 mm Eng Internal Radial Clearance - Max: 0.0057 Eng Internal Radial Clearance - Min:0.0037 Engineering group:Mounted Bearing Float:0.083 in
  

  
- 24 mm Dimension RAA: 1.47 in
  

  
- 37.3 mm Dimension SAA: 7.44 in
  

  
- 387.4 mm Dimension J (Bolt Size): 1.125 in
  

  
- 425.5 mm Dimension D Min: 15.25 in
  

  
- Bearing number: 22226 C - Dynamic Load (Basic):170000 lbf 757000 N C0 - Static Load:212000 lbf 945000 N Dimension:6.13 in
  

  
- Bearing Number: 22226
  

  
- Dynamic Load (Basic): 170000 lbf
  

  
- Eng Internal Radial ClearancMax: 0.0057
  

  
- Eng Internal Radial ClearancMin: 0.0037
  

  
- Engineering Group: Mounted Bearing
  

  
- Float: 0.083 in
  

  
- Geometry Factor: 3.9
  

  
- Grease Lubrication - B/C/O Seal: 400 rpm
  

  
- Grease Lubrication - M/N Seal: 700 rpm
  

  
- Grease Lubrication - T Seal: 1000 rpm
  

  
- Housing Construction: Four-Bolt Pillow Block
  

  
- Locking Style: Double Concentric
  

  
- Oil Lubrication - B/C/O Seal: 400 rpm
  

  
- Oil Lubrication - M/N Seal: 700 rpm
  

  
- Oil Lubrication - T Seal: 1500 rpm
  

  
- Pre Install Clearance Max: 0.0057 in
  

  
- Pre Install Clearance Min: 0.0037 in
  

  
- Shaft Size: 4 15/16 in
  

  
- Shaft Size Type: Imperial
  

  
- Shaft Tolerance: 0.0050 in
  

  
- Static Load: 212000 lbf
  
## Product documents / software:

- [Double Concentric Four Bolt Pillow Block](https://documents.mrosupply.com/product_documents/59/82/5982957/qaapx26a415s_BXEedP0)

## 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.