# Timken 776-90012 Precision Tapered Roller Bearing Matched Set, 4-8 in OD, Class 3 - MROSupply.com

***Timken 776-90012 precision matched tapered roller bearing assembly, cone 776 paired with cup match code 90012. Class 3 (ABEC 5 equivalent) precision set for high accuracy and controlled runout in industrial gearboxes and pump shafts. 4-8 inch outside diameter size class for heavy-duty industrial use.***



## Product details:

- Catalog number: 776-90012
- SKU: 5061951
- 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: 12.236 lb
- Returns: Yes


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


## Product attributes;

  
- 1.8 mm Cone backface backing diameter: 4.49 in
  

  
- 107 mm Cone part number: 776 Cone width:1.8900 in
  

  
- 114 mm Cone frontface backing diameter: 4.21 in
  

  
- 161.04 mm Cup frontface backing diameter: 6.65 in
  

  
- 167.90 mm Cup outer diameter: 7.1250 in
  

  
- 180.975 mm Cup part number: 772 Cup width:1.5000 in
  

  
- 3.3 mm Cage-cone frontface clearance: 0.07 in
  

  
- 48.006 mm Cup backface backing diameter: 6.34 in
  

  
- Cage material: Stamped Steel Cage-cone backface clearance:0.13 in
  

  
- I.D.: 3/4 in / 95.250 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.