# Timken 366-90102 Double-Cup Tapered Roller Bearing Assembly, <4 in OD, Matched Set - MROSupply.com

***Timken 366-90102 matched double-cup tapered roller bearing assembly, precision-matched set with cup-match code 90102 for controlled preload and runout. Cup outside diameter under 4 inches, designed for heavy-duty industrial applications requiring high radial and axial load capacity. Suitable for gearboxes, conveyor systems, and heavy machinery where rigid axial location is needed. Install in opposing pairs.***



## Product details:

- Catalog number: 366-90102
- SKU: 5065313
- Price: ***$255.24*** 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: 2.573 lb
- Returns: Yes


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


## Product attributes;

  
- 0 mm Cone backface backing diameter: 2.32 in
  

  
- 22.225 mm Cup frontface backing diameter: 3.34 in
  

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

  
- 59 mm Cone part number: 366 Cone width:0.875 in
  

  
- 84.84 mm Cup outer diameter: 3.5433 in
  

  
- 90 mm Cup part number: 363D Design unit:Inch Series:365 T - Bearing Width across Cones:1.9688 in
  

  
- C - Double Cup Width: 1.6563 in
  

  
- I.D.: 1.9685 in / 50 mm
  
## 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.