# Koyo K50X57X18FH Needle Roller Cage Assembly - 50 mm Bore, Heat-Treated Cage - MROSupply.com

***Koyo K50X57X18FH needle roller cage assembly with 50 mm bore, 57 mm outer diameter, and 18 mm width. Features a heat-treated (FH) steel cage for durability in high-speed applications. Suitable for use in transmissions, pumps, and compact gearboxes where space is limited.***



## Product details:

- Catalog number: K50X57X18FH
- SKU: 2792430
- Price: ***$26.88*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Koyo Bearing](https://www.mrosupply.com/brands/koyo-bearing/)
- Category: 
    - [Combination Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/combination-roller-bearings/)
    - [Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 0.110 lb
- UPC: 60579026909


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


## Product attributes;

  
- Brand: KOYO
  

  
- Type: Roller Bearings
  


## Product's reviews:
- Great service - great items at great price
- Admin assistance - good product!
- Koyo roller bearing inner ring - Good product.




## 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.