# Timken 74537-90053 Super Precision Angular Contact Ball Bearing, 8-12 in OD, Class 3 - MROSupply.com

***Timken 74537-90053 super precision angular contact ball bearing, 8-12 inch OD, Class 3 (ABEC 5) precision. Matched set for industrial gearboxes, pump shafts, and applications requiring high runout accuracy and controlled preload.***



## Product details:

- Catalog number: 74537-90053
- SKU: 5064267
- 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: 13.250 lb
- Returns: Yes


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


## Product attributes;

  
- 148 mm Cone part number: 74537 Cone width:1.875 in
  

  
- 155 mm Cone frontface backing diameter: 5.83 in
  

  
- 2.8 mm Cone backface backing diameter: 6.1 in
  

  
- 209.04 mm Cup outer diameter: 8.5000 in
  

  
- 215.900 mm Cup part number: 74850-B Cup width:1.3750 in
  

  
- 34.925 mm D1 - Flange Outer Diameter: 8.8084 in
  

  
- 4.3 mm Cage-cone frontface clearance: 0.11 in
  

  
- 47.625 mm Cup frontface backing diameter: 8.30 in
  

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

  
- C1 - Cup Flange Width: 0.3125 in
  

  
- I.D.: 5.3750 in / 136.525 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.