# Timken ER20 Wide Inner Ring Ball Bearing Insert for Housed Units, 1-1/4 in Bore, Setscrew Locking - MROSupply.com

***Timken ER20 wide inner ring ball bearing insert for housed units. 1-1/4 in bore, setscrew locking. Designed for use in pillow block and flange housings, providing enhanced shaft support and stability. Suitable for conveyors, fans, and light-duty industrial machinery.***



## Product details:

- Catalog number: ER20
- SKU: 5076220
- Price: ***$57.93*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Timken](https://www.mrosupply.com/brands/timken/)
- Category: 
    - [Inserts & Cartridges](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/inserts-cartridges/)
    - [Mounted Ball Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/)
    - [Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 1.240 lb
- Returns: Yes


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


## Product attributes;

  
- 0.024 in Seal type: Narrow Shroud Series:Industrial Set screw size:M8x1.25 Shaft size:1.2500 in Static load rating:15273.6 N
  

  
- 0.688 in Dimension: 27.94 mm
  

  
- 0.875 in Dynamic load rating: 28416 N
  

  
- 0.906 in Dimension Y: 22.3 mm
  

  
- 0.938 in Radius: 0.6 mm
  

  
- 1.109 in Dimension X: 23.11 mm
  

  
- 1.781 in Lubrication type: Relubricatable Number of set screws:2 O. D. type:Cylindrical OD Outside diameter:72 mm
  

  
- 2.834 in Outside ring width: 23.75 mm
  

  
- 3440 lbf Sub series: ER
  

  
- 6400 lbf Inner Ring Width B: 45.42 mm
  

  
- Angle between set screws: 90 Basic Outer Ring Size:207 Bearing Type:Ball Bearing Bore type:Cylindrical bore Center of bearing from end:17.48 mm
  

  
- Material: Bearing steel
  


## 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.