# Timken 55175C-90113 Precision Tapered Roller Bearing Matched Set, 4-8 in OD, Class 3 - MROSupply.com

***Timken 55175C-90113 precision matched tapered roller bearing assembly for industrial gearbox and pump shaft applications. Factory-matched cone and cup to code 90113 ensure precise runout and preload control. Class 3 (ABEC 5 equivalent) precision within 4-8 inch OD range, designed for high-rigidity mounting in opposing pairs.***



## Product details:

- Catalog number: 55175C-90113
- SKU: 5077701
- 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: 
    - [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: 3.336 lb
- Returns: Yes


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


## Product attributes;

  
- 105.40 mm Cup outer diameter: 4.3750 in
  

  
- 111.125 mm Cup part number: 55437 Cup width:0.8125 in
  

  
- 26.909 mm Cup backface backing diameter: 3.62 in
  

  
- 4.1 mm Cone backface backing diameter: 2.76 in
  

  
- 4.3 mm Cage-cone frontface clearance: 0.16 in
  

  
- 64 mm Cone part number: 55175C Cone width:1.0594 in
  

  
- 70 mm Cone frontface backing diameter: 2.52 in
  

  
- 91.95 mm Cup frontface backing diameter: 4.15 in
  

  
- Cage material: Stamped Steel Cage-cone backface clearance:0.17 in
  

  
- I.D.: 3/4 in / 44.450 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.