# Timken 30205M-90KM1 Tapered Roller Bearing Matched Assembly, Metric, <4 in OD - MROSupply.com

***Timken 30205M-90KM1 is a metric tapered roller bearing matched assembly, featuring a cone and cup factory-paired with match code 90KM1 for precise preload and runout. This single-row assembly is designed for general industrial applications requiring combined radial and axial load capacity, such as gearboxes and pump shafts. The unit falls within the under 4-inch outside diameter size class.***



## Product details:

- Catalog number: 30205M-90KM1
- SKU: 5065698
- Price: ***$13.13*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Timken](https://www.mrosupply.com/brands/timken/)
- Category: 
    - [Taper Roller Bearing Full Assemblies](htts://www.mrosupply.com/bearings/roller-bearings/taper-roller-bearings/taper-roller-bearing-full-assemblies/)
    - [Taper Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/taper-roller-bearings/)
    - [Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 0.365 lb
- Returns: Yes


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


## Product attributes;

  
- 0 in Cage-cone frontface clearance: 2.3 mm
  

  
- 0.09 in Cone backface backing diameter: 32.5 mm
  

  
- 0.5118 in Design unit: Metric Heat generation factor (rib-roller end):8 Heat generation factor (roller-raceway):9 Related Assembly Number(s):30205M-90KM1 30205M-90NM1 Series:30205M Static radial rating:38300 N
  

  
- 0.5906 in Cup backface backing diameter: 45.47 mm
  

  
- 1.22 in Cone part number: X30205M Cone width:15.000 mm
  

  
- 1.28 in Cone frontface backing diameter: 31 mm
  

  
- 1.79 in Cup frontface backing diameter: 49.00 mm
  

  
- 1.93 in Cup outer diameter: 52 mm
  

  
- 2.0472 in Cup part number: Y30205M Cup width:13.000 mm
  

  
- 8620 lbf T - Bearing Width: 16.250 mm
  

  
- Cage material: Stamped Steel Cage-cone backface clearance:0 mm
  

  
- I.D.: 25 mm / 0.9843 in
  
## Product documents / software:

- [Product Information](https://documents.mrosupply.com/product_documents/35/81/358135/apered-Single-Roller-Bearings---TS-Engineering_946wybP.pdf)

## 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.