# Timken QAATP15A211SEM Spherical Roller Take-Up Bearing Unit, Frame 15, Inch Shaft, Eccentric Collar Locking - MROSupply.com

***Timken QAATP15A211SEM is a spherical roller take-up bearing unit. This housed unit features a heavy-duty spherical roller bearing insert within a take-up frame, designed for adjustable tensioning in conveyor systems. It utilizes an eccentric collar locking mechanism for secure shaft attachment. The unit is built for industrial applications requiring high radial load capacity and tolerance to shaft misalignment.***



## Product details:

- Catalog number: QAATP15A211SEM
- SKU: 5982445
- Price: ***$731.82*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Timken](https://www.mrosupply.com/brands/timken/)
- Category: 
    - [Take-Up Bearing Units](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/take-up-bearings/take-up-bearing-units/)
    - [Take-Up Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/take-up-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;

  
- 0.050 mm Shaft Size: 2 11/16 in Shaft Tolerance:0.0020 in
  

  
- 0.051 mm Shaft size type: Imperial Y1 - Geometry Factor:3.14 Y2 - Geometry Factor:4.67 e - Geometry Factor:0.22
  

  
- 0.080 mm Pre Install Clearance Min: 0.0020 in
  

  
- 120.4 mm Dimension U: 0.81 in
  

  
- 19.7 mm Dimension TAA: 4.74 in
  

  
- 20.6 mm Eng Internal Radial Clearance - Max: 0.0031 Eng Internal Radial Clearance - Min:0.0020 Engineering group:Mounted Bearing Float:0.08 in
  

  
- 26.9 mm Dimension RAA: 0.78 in
  

  
- 84.1 mm Dimension A1: 3.82 in
  

  
- 97 mm Dimension Q: 1.06 in
  

  
- Bearing number: 22215 C - Dynamic Load (Basic):49900 lbf 222000 N C0 - Static Load:54100 lbf 240000 N Dimension:3.31 in
  

  
- Bearing Number: 22215
  

  
- Dynamic Load (Basic): 49900 lbf
  

  
- Eng Internal Radial ClearancMax: 0.0031
  

  
- Eng Internal Radial ClearancMin: 0.002
  

  
- Engineering Group: Mounted Bearing
  

  
- Float: 0.08 in
  

  
- Geometry Factor: 4.67
  

  
- Grease Lubrication - B/C/O Seal: 1300 rpm
  

  
- Grease Lubrication - M/N Seal: 1600 rpm
  

  
- Grease Lubrication - T Seal: 2400 rpm
  

  
- Housing Construction: Top Pull Take-Up
  

  
- Locking Style: Double Concentric
  

  
- Oil Lubrication - B/C/O Seal: 1300 rpm
  

  
- Oil Lubrication - M/N Seal: 1600 rpm
  

  
- Oil Lubrication - T Seal: 2900 rpm
  

  
- Pre Install Clearance Max: 0.0031 in
  

  
- Pre Install Clearance Min: 0.0020 in
  

  
- Shaft Size: 2 11/16 in
  

  
- Shaft Size Type: Imperial
  

  
- Shaft Tolerance: 0.0020 in
  

  
- Static Load: 54100 lbf
  
## Product documents / software:

- [Double Concentric Top Pull Take Up Block](https://documents.mrosupply.com/product_documents/59/82/5982297/qaatp15a211s_qm02v06)

## 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.