# Timken TAAPH26K407SO Spherical Roller Mounted Unit, 4-Bolt Pillow Block - MROSupply.com

***Timken TAAPH26K407SO is a spherical roller mounted unit (SRB housed unit) configured as a 4-bolt pillow block. This heavy-duty mounted bearing features a self-aligning spherical roller bearing insert designed for high radial load capacity and tolerance to shaft misalignment in industrial applications such as conveyors, fans, and processing equipment.***



## Product details:

- Catalog number: TAAPH26K407SO
- SKU: 5987073
- Price: ***$1,828.41*** 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/)
- Unit of measure: each
- Returns: Yes


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


## Product attributes;

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

  
- 0.160 mm Shaft Size: 4 7/16 in Shaft Tolerance:0.0040 in
  

  
- 0.201 mm Pre Install Clearance Min: 0.0063 in
  

  
- 149.6 mm Engineering group: Mounted Bearing Float:0.083 in
  

  
- 152.4 mm Dimension D Max: 15.75 in
  

  
- 20.3 mm Dimension ST: 5.89 in
  

  
- 24 mm Dimension MT: 3.01 in
  

  
- 362 mm Dimension J (Bolt Size): 0.875 in
  

  
- 400.1 mm Dimension D Min: 14.25 in
  

  
- 76.5 mm Dimension RTT: 0.8 in
  

  
- Bearing number: 22226 C - Dynamic Load (Basic):170000 lbf 757000 N C0 - Static Load:212000 lbf 945000 N Dimension:6 in
  

  
- Bearing Number: 22226
  

  
- C - Dynamic Load (Basic): 170000 lbf 757000 N
  

  
- C0 - Static Load: 212000 lbf 945000 N
  

  
- Dimension A: 6 in 152.4 mm
  

  
- Dimension B: 11.18 in 284 mm
  

  
- Dimension C: 6.5 in 165.1 mm
  

  
- Dimension D Max: 15.75 in 400.1 mm
  

  
- Dimension D Min: 14.25 in 362 mm
  

  
- Dimension E: 3.25 in 82.6 mm
  

  
- Dimension F: 17.5 in 444.5 mm
  

  
- Dimension G: 5.04 in 128 mm
  

  
- Dimension H: 2.04 in 51.8 mm
  

  
- Dimension J (Bolt Size): 0.875 in 24 mm
  

  
- Dimension L: 5.35 in 135.9 mm
  

  
- Dimension MT: 3.01 in 76.5 mm
  

  
- Dimension RTT: 0.8 in 20.3 mm
  

  
- Dimension ST: 5.89 in 149.6 mm
  

  
- Dynamic Load (Basic): 170000 lbf
  

  
- e - Geometry Factor: 0.26
  

  
- Engineering Group: Mounted Bearing
  

  
- Float: 0.083 in 2.108 mm
  

  
- Full Timken Part Number: TAAPH26K407SB TAAPH26K407SC TAAPH26K407SEB TAAPH26K407SEC TAAPH26K407SEM TAAPH26K407SEN TAAPH26K407SEO TAAPH26K407SET TAAPH26K407SM TAAPH26K407SN TAAPH26K407SO TAAPH26K407ST TAAPH26K407STHT
  

  
- 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 Nut Tapered Adapter
  

  
- 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: 0.0079 in 0.201 mm
  

  
- Pre Install Clearance Min: 0.0063 in 0.160 mm
  

  
- Shaft Size: 4 7/16 in
  

  
- Shaft Size Type: Imperial
  

  
- Shaft Tolerance: 0.0040 in 0.102 mm
  

  
- Static Load: 212000 lbf
  

  
- Y1 - Geometry Factor: 2.62
  

  
- Y2 - Geometry Factor: 3.9
  
## Product documents / software:

- [Double Nut Tapered Adapter Four Bolt Pillow Blo](https://documents.mrosupply.com/product_documents/59/83/5983828/taaph26k407s)

## 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.