# Timken 33112-90KA1 Tapered Roller Bearing Matched Assembly, Metric, <4 in OD - MROSupply.com

***Timken 33112-90KA1 is a metric tapered roller bearing matched assembly, featuring a cone and cup factory-paired for precise runout and preload. This TRB set is designed for combined radial and axial loads in industrial gearboxes, conveyor systems, and heavy machinery. The assembly falls within the <4 inch outside diameter class, suitable for compact, high-capacity applications requiring reliable performance and simplified installation.***



## Product details:

- Catalog number: 33112-90KA1
- SKU: 5060209
- Price: ***$124.63*** 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: 2.069 lb
- Returns: Yes


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


## Product attributes;

  
- 0.07 in Cage-cone frontface clearance: 3.3 mm
  

  
- 0.13 in Cone backface backing diameter: 72 mm
  

  
- 0.9055 in Design unit: Metric Heat generation factor (rib-roller end):23.9 Heat generation factor (roller-raceway):61.7 Related Assembly Number(s):33112-90KA1 33112SLD-90KA1 Series:33112 Static radial rating:180000 N
  

  
- 1.1811 in Cup backface backing diameter: 89.92 mm
  

  
- 2.64 in Cone part number: X33112 Cone width:30.000 mm
  

  
- 2.83 in Cone frontface backing diameter: 67 mm
  

  
- 3.54 in Cup frontface backing diameter: 97.00 mm
  

  
- 3.82 in Cup outer diameter: 100 mm
  

  
- 3.937 in Cup part number: Y33112 Cup width:23.000 mm
  

  
- 40500 lbf T - Bearing Width: 30.000 mm
  

  
- Cage material: Stamped Steel Cage-cone backface clearance:1.8 mm
  

  
- I.D.: 60 mm / 2.3622 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.