Fuel oil quick closing valves...US sources sought

Can anybody give me information on vendors of USCG or DnV approved quick closing fuel oil valves? I need some very quickly and finding Google is not providing me sources.

thanks in advance for the help

did you get my PM?

Any data available Captain, manufacturer’s name, size, type (there are several designs), if none available what is the diameter if the pipe? Looks like a message to home office might be your only choice.
I’ve had luck with this outfit:

I have no idea about this but Ted with All Marine Spares is an awesome guy. http://www.allmarinespares.com/

Thanks to everybody…we found exactly what we needed at W&O Supply in Houston. Thanks especially to Tobi Johnson there. You rock!

Glad to help!