# Timken QMMH15J215ST Spherical Roller Hanger Bearing, Frame 15, Setscrew Locking - MROSupply.com

***Timken QMMH15J215ST is a spherical roller hanger bearing unit. The QMMH mount code indicates a hanger bearing configuration with a Frame 15 housing and imperial shaft size. It features a setscrew (ST) locking style for shaft attachment. This mounted unit is designed for vertical shaft support in industrial applications such as conveyors and screw conveyors.***



## Product details:

- Catalog number: QMMH15J215ST
- SKU: 5982373
- Price: ***$637.74*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Timken](https://www.mrosupply.com/brands/timken/)
- Category: 
    - [Roller Hanger Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/roller-hanger-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 mm Eng Internal Radial Clearance - Max: 0.0031 Eng Internal Radial Clearance - Min:0.0020 Engineering group:Mounted Bearing Float:0.083 in
  

  
- 0.050 mm Shaft Size: 2 15/16 in Shaft Tolerance:0.0020 in
  

  
- 0.051 mm Shaft size type: Imperial Thread Size J:1-8UNC 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
  

  
- 131.8 mm Dimension R: 0 in
  

  
- Bearing number: 22215 C - Dynamic Load (Basic):49900 lbf 222000 N C0 - Static Load:54100 lbf 240000 N Dimension:5.19 in
  

  
- Bearing Number: 22215
  

  
- C - Dynamic Load (Basic): 49900 lbf 222000 N
  

  
- C0 - Static Load: 54100 lbf 240000 N
  

  
- Dimension A: 5.19 in 131.8 mm
  

  
- Dimension B: 8.38 in 212.9 mm
  

  
- Dimension C: 4.01 in 101.9 mm
  

  
- Dimension D: 6.38 in 162.1 mm
  

  
- Dimension E: 2.0 in 50.8 mm
  

  
- Dimension F: 2 in 50.8 mm
  

  
- Dimension G: 2.75 in 69.9 mm
  

  
- Dimension K: 1.25 in 31.8 mm
  

  
- Dimension L: 3.62 in 91.9 mm
  

  
- Dimension M: 2.37 in 60.2 mm
  

  
- Dimension R: 0 in 0 mm
  

  
- Dimension S: 3.62 in 91.9 mm
  

  
- Dynamic Load (Basic): 49900 lbf
  

  
- e - Geometry Factor: 0.22
  

  
- Eng Internal Radial Clearance - Max: 0.0031
  

  
- Eng Internal Radial Clearance - Min: 0.0020
  

  
- Eng Internal Radial ClearancMax: 0.0031
  

  
- Eng Internal Radial ClearancMin: 0.002
  

  
- Engineering Group: Mounted Bearing
  

  
- Float: 0.083 in 2.108 mm
  

  
- Full Timken Part Number: QMMH15J215SB QMMH15J215SC QMMH15J215SEB QMMH15J215SEC QMMH15J215SEM QMMH15J215SEN QMMH15J215SEO QMMH15J215SET QMMH15J215SM QMMH15J215SN QMMH15J215SO QMMH15J215ST
  

  
- 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
  

  
- Locking Style: Eccentric
  

  
- 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 0.080 mm
  

  
- Pre Install Clearance Min: 0.0020 in 0.050 mm
  

  
- Shaft Size: 2 15/16 in
  

  
- Shaft Size Type: Imperial
  

  
- Shaft Tolerance: 0.0020 in 0.051 mm
  

  
- Static Load: 54100 lbf
  

  
- Thread Size J: 1-8UNC
  

  
- Y1 - Geometry Factor: 3.14
  

  
- Y2 - Geometry Factor: 4.67
  
## Product documents / software:

- [Eccentric Hanger Block](https://documents.mrosupply.com/product_documents/59/82/5982373/qmmh15j215s_3L1wCyl)

## 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.