Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 715GT4D found under Valve Plug by Teledyne Technologies Inc. The National Stock Number assigned to this part is 4820002029250, 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 715GT4D.