# Timken 14277-3 Precision Tapered Roller Bearing Cup, Class 3, <4 in OD - MROSupply.com

***Timken 14277-3 is a precision tapered roller bearing cup (outer ring) designed for high-accuracy applications. This single cup features a Precision Class 3 (ABEC 5 equivalent) rating, ensuring tight runout tolerances for gearboxes, pump shafts, and industrial machinery. It is part of the Timken inch series with an outside diameter under 4 inches, intended for matched assembly with a corresponding cone to form a complete bearing set.***



## Product details:

- Catalog number: 14277-3
- SKU: 5064633
- 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 Cups](htts://www.mrosupply.com/bearings/roller-bearings/taper-roller-bearings/taper-roller-bearing-cups/)
    - [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: 0.393 lb
- Returns: Yes


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


## 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.