# Koyo 387/382A Tapered Roller Bearing - Inch Series, Straight Bore - MROSupply.com

***Koyo 387/382A is an inch series tapered roller bearing with a straight bore. The 387 cone and 382A cup form a single-row assembly designed for combined radial and axial loads. Common in automotive and industrial gearbox applications.***



## Product details:

- Catalog number: 387/382A
- SKU: 1495542
- Price: ***$43.69*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Koyo Bearing](https://www.mrosupply.com/brands/koyo-bearing/)
- 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: 1.490 lb
- UPC: 60579002503


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


## Product attributes;

  
- Bore Diameter: 57.15 mm
  

  
- Cage Material: Pressed Steel
  

  
- Cone Width: 21.946 mm
  

  
- Dynamic Load Capacity: 101 kN
  

  
- Static Load Capacity: 101 kN
  

  
- Suitable For Use With: Tapered Roller Bearing
  

  
- Type: Caged Cylindrical
  

## Alternate products to `Koyo 387/382A Tapered Roller Bearing - Inch Series, Straight Bore - MROSupply.com`:
- [Koyo 387 is an inch series tapered roller bearing with a straight bore. Designed for single-row applications, it handles combined radial and axial loads. Common in automotive, agricultural, and industrial gearbox applications.](https://www.mrosupply.com/products/1494389/as-markdown/)
- [Koyo 382A is a single-row tapered roller bearing cone from the inch series. It has a 3.8125 inch outer diameter and 0.8268 inch width. This cone is designed for use with a matching cup in applications such as vehicle wheel hubs, gearbox shafts, and axle housings.](https://www.mrosupply.com/products/1494386/as-markdown/)
- [NTN 387A/382A inch series single row tapered roller bearing with straight bore and open enclosure. Constructed from case carburized steel for high radial and axial load capacity in a compact footprint. Suitable for gearboxes, wheel hubs, and industrial shaft applications.](https://www.mrosupply.com/products/285769/as-markdown/)

## Product's reviews:
- Admin assistance - good product!
- Great service - great items at great price
- 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.