Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number T11 392 found under Test Fixture Valve by Marotta Controls Inc. The National Stock Number assigned to this part is 4820010036794, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like T11 392.