# Timken 21306EJW33C2 Spherical Roller Bearing 30mm Bore Steel Cage W33 C2 Clearance - MROSupply.com

***Timken 21306EJW33C2 is a spherical roller bearing with a 30mm straight bore, steel pressed cage (EJ), and W33 lubrication groove. It features C2 radial internal clearance, a dynamic load rating of 15,800 lbf, and is designed for general industrial applications under 400mm OD. This bearing supersedes part number 21306CJW33C2.***



## Product details:

- Catalog number: 21306EJW33C2
- SKU: 5118951
- Call for Pricing - 888-671-2883
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Timken](https://www.mrosupply.com/brands/timken/)
- Category: 
    - [Straight / Round Bore Spherical Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/spherical-roller-bearings/straight-round-bore-spherical-roller-bearings/)
    - [Spherical Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/spherical-roller-bearings/)
    - [Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 0.820 lb
- Returns: Yes


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


## Product attributes;

  
- 0.748 in Lubrication type: Standard Grease O.D. (in):72 mm 2.8346 Outer ring to clear radius:0.040 in Outer ring backing diameter:64.000 mm
  

  
- 0.748 in Reference thermal speed rating (grease): 7200 rpm Reference thermal speed rating (oil):8900 Static radial rating:56500 N
  

  
- 1.600 in Inner ring width: 19 mm
  

  
- 12700 lbf Superseded part: 21306CJW33C2
  

  
- 15800 lbf Geometry factor: 0.0405 ISO factor:3.87 Inner ring to clear radius:0.040 in Inner ring backing diameter:41.000 mm
  

  
- 2.500 in Outer ring width: 19 mm
  

  
- Cage material: Steel
  

  
- Cage type: EJ
  

  
- Design unit: METRIC
  

  
- Dynamic radial rating (two-rows): 15800 lbf
  

  
- Geometry factor: 0.0405
  

  
- I.D.: 1.1811 in
  

  
- Inner ring "to clear" radius: 0.040 in
  

  
- Inner ring backing diameter: 1.600 in
  

  
- Inner ring width: 0.748 in
  

  
- ISO factor: 3.87
  

  
- O.D.: 2.8346 in
  

  
- Outer ring "to clear" radius: 0.040 in
  

  
- Outer ring backing diameter: 2.500 in
  

  
- Outer ring width: 0.7480 in
  

  
- Reference thermal speed rating (grease): 7200
  

  
- Reference thermal speed rating (oil): 8900
  

  
- Static radial rating: 12700 lbf
  

  
- Superseded part: 21306CJW33C2
  
## Product documents / software:

- [Spherical Roller Bearings Steel Cage](https://documents.mrosupply.com/product_documents/51/18/5118951/21306ejw33c2_b4NRq3N)

## 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.