- For use on transmissions, differentials, speed reducers, gear housings, etc. (above normal level of lubricant)allows air to escape when internal pressures are built up
- Special cap prevents water or dirt from entering
- Allows air to escape when internal pressures are built up - -
![Alemite Air Vent Fittings, 1 1/2 in, 3/8 in (PTF), 1 EA, #313650 Alemite Air Vent Fittings, 1 1/2 in, 3/8 in (PTF), 1 EA, #313650](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/232212/336106/025-313650__18582.1592895763.jpg?c=2)