Originally Posted by MrBig
I have used a few brass 90* on airlines. I guess I never thought about whether or not they are rated for 800psi or not. Anyone have an answer for us?
Some are, some aren't. The cheapo's they sell at my local home depot definitely aren't. The name brands (such as weatherhead) will be rated, so its easy to tell(though they're probably rated for hydraulic pressure so you have to divide by 3 to get a gas pressure rating).