Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AV16B1544D2 found under Valve Gate by Itt Corporation. The National Stock Number assigned to this part is 4810007579163, and the Federal Supply Class is 4810 Valves Powered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like AV16B1544D2.