# Timken 21315EJW33C4 Spherical Roller Bearing 75mm Bore Steel Cage W33 C4 Clearance - MROSupply.com

***Timken 21315EJW33C4 spherical roller bearing with 75mm bore, 160mm OD, and 37mm width. Steel pressed cage (EJ), W33 lubrication groove and three oil holes, C4 radial internal clearance for high thermal expansion applications. Self-aligning double-row design with 72,400 lbf dynamic radial load rating. Supersedes part 21315CJW33C4.***



## Product details:

- Catalog number: 21315EJW33C4
- SKU: 5118966
- 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: 7.680 lb
- Returns: Yes


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


## Product attributes;

  
- 1.4567 in Lubrication type: Standard Grease O.D. (in):160 mm 6.2992 Outer ring to clear radius:0.080 in Outer ring backing diameter:144.000 mm
  

  
- 1.4567 in Reference thermal speed rating (grease): 3600 rpm Reference thermal speed rating (oil):4300 Static radial rating:321000 N
  

  
- 3.900 in Inner ring width: 37 mm
  

  
- 5.700 in Outer ring width: 37 mm
  

  
- 72200 lbf Superseded part: 21315CJW33C4
  

  
- 72400 lbf Geometry factor: 0.062 ISO factor:4.43 Inner ring to clear radius:0.080 in Inner ring backing diameter:99.0 mm
  

  
- Cage material: Steel
  

  
- Cage type: EJ
  

  
- Design unit: METRIC
  

  
- Dynamic radial rating (two-rows): 72400 lbf
  

  
- Geometry factor: 0.062
  

  
- I.D.: 2.9528 in
  

  
- Inner ring "to clear" radius: 0.080 in
  

  
- Inner ring backing diameter: 3.900 in
  

  
- Inner ring width: 1.4567 in
  

  
- ISO factor: 4.43
  

  
- O.D.: 6.2992 in
  

  
- Outer ring "to clear" radius: 0.080 in
  

  
- Outer ring backing diameter: 5.700 in
  

  
- Outer ring width: 1.4567 in
  

  
- Reference thermal speed rating (grease): 3600
  

  
- Reference thermal speed rating (oil): 4300
  

  
- Static radial rating: 72200 lbf
  

  
- Superseded part: 21315CJW33C4
  
## Product documents / software:

- [Spherical Roller Bearings Steel Cage](https://documents.mrosupply.com/product_documents/51/18/5118966/21315ejw33c4_kG2XRy2)

## 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.