# SKF 30308 AV Tapered Roller Bearing 40mm Bore Single Row Metric - MROSupply.com

***SKF 30308 AV is a 40mm bore single row metric tapered roller bearing. The AV suffix indicates a modified internal design with a pressed steel cage. Designed for combined radial and axial loads in one direction, commonly used in gearboxes, pinion shafts, and conveyor systems.***



## Product details:

- Catalog number: 30308 AV
- SKU: 5818679
- Price: ***$18.93*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [SKF Bearing](https://www.mrosupply.com/brands/skf-bearing/)
- Category: 
    - [Taper Roller Bearing Accessories](htts://www.mrosupply.com/bearings/roller-bearings/taper-roller-bearings/taper-roller-bearing-accessories/)
    - [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: 0.033 lb


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




## Product's reviews:
- Skf 6205-2z/gjn - Item is exactly what I was looking for.
Like always you get high quality with
SKF
- Bearing - Old hard to find bearing for a 85 year old tractor. Fit perfect and price was great.
- Skf bearing f4b 108-rm purchase - Great price and quick shipping for a high quality SKF bearing. Exactly what we needed.
- Purchase of bearing - exactly what we needed and it showed up in only 1 day thank you so much.




## 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.