# Timken QAP20A315SETSLA Spherical Roller Pillow Block, QAP Series, Twin Eccentric Locking - MROSupply.com

***Timken QAP20A315SETSLA spherical roller mounted unit from the QAP series. Heavy-duty pillow block designed for industrial applications requiring high radial load capacity and self-alignment. Features twin eccentric collar (SET) locking mechanism for secure shaft attachment.***



## Product details:

- Catalog number: QAP20A315SETSLA
- SKU: 5985891
- Price: ***$1,975.45*** 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;

  
- 0.075 mm Shaft Size: 3 15/16 in Shaft Tolerance:0.0030 in
  

  
- 0.076 mm Shaft size type: Imperial Y1 - Geometry Factor:2.85 Y2 - Geometry Factor:4.24 e - Geometry Factor:0.24
  

  
- 0.120 mm Pre Install Clearance Min: 0.0030 in
  

  
- 104.9 mm Dimension D Max: 12.6 in
  

  
- 116.8 mm Eng Internal Radial Clearance - Max: 0.0047 Eng Internal Radial Clearance - Min:0.0030 Engineering group:Mounted Bearing Float:0.083 in
  

  
- 24 mm Dimension KA: 1.63 in
  

  
- 255 mm Dimension J (Bolt Size): 1 in
  

  
- 320 mm Dimension D Min: 10.04 in
  

  
- 41.4 mm Dimension RA: 0.24 in
  

  
- 6.1 mm Dimension SA: 4.6 in
  

  
- Bearing number: 22220 C - Dynamic Load (Basic):97700 lbf 435000 N C0 - Static Load:113000 lbf 502000 N Dimension:4.13 in
  

  
- Bearing Number: 22220
  

  
- C - Dynamic Load (Basic): 97700 lbf 435000 N
  

  
- C0 - Static Load: 113000 lbf 502000 N
  

  
- Dimension A: 4.13 in 104.9 mm
  

  
- Dimension B: 8.26 in 209.8 mm
  

  
- Dimension C: 6 in 152.4 mm
  

  
- Dimension D Max: 12.6 in 320 mm
  

  
- Dimension D Min: 10.04 in 255 mm
  

  
- Dimension F: 14.25 in 362 mm
  

  
- Dimension G: 3.73 in 94.7 mm
  

  
- Dimension H: 2 in 50.8 mm
  

  
- Dimension J (Bolt Size): 1 in 24 mm
  

  
- Dimension KA: 1.63 in 41.4 mm
  

  
- Dimension L: 4.84 in 122.9 mm
  

  
- Dimension M: 2.97 in 75.4 mm
  

  
- Dimension RA: 0.24 in 6.1 mm
  

  
- Dimension SA: 4.6 in 116.8 mm
  

  
- Dynamic Load (Basic): 97700 lbf
  

  
- e - Geometry Factor: 0.24
  

  
- Eng Internal Radial Clearance - Max: 0.0047
  

  
- Eng Internal Radial Clearance - Min: 0.0030
  

  
- Eng Internal Radial ClearancMax: 0.0047
  

  
- Eng Internal Radial ClearancMin: 0.003
  

  
- Engineering Group: Mounted Bearing
  

  
- Float: 0.083 in 2.108 mm
  

  
- Geometry Factor: 4.24
  

  
- Grease Lubrication - B/C/O Seal: 900 rpm
  

  
- Grease Lubrication - M/N Seal: 1200 rpm
  

  
- Grease Lubrication - T Seal: 1600 rpm
  

  
- Housing Construction: Two-Bolt Pillow Block
  

  
- Locking Style: Single Concentric
  

  
- Oil Lubrication - B/C/O Seal: 900 rpm
  

  
- Oil Lubrication - M/N Seal: 1200 rpm
  

  
- Oil Lubrication - T Seal: 2000 rpm
  

  
- Pre Install Clearance Max: 0.0047 in 0.120 mm
  

  
- Pre Install Clearance Min: 0.0030 in 0.075 mm
  

  
- Shaft Size: 3 15/16 in
  

  
- Shaft Size Type: Imperial
  

  
- Shaft Tolerance: 0.0030 in 0.076 mm
  

  
- Static Load: 113000 lbf
  

  
- Y1 - Geometry Factor: 2.85
  

  
- Y2 - Geometry Factor: 4.24
  
## Product documents / software:

- [Single Concentric Two Bolt Pillow Block](https://documents.mrosupply.com/product_documents/59/82/5982204/qap20a315s_ZgkRrpH)

## 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.