Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 8055720047 found under Valvepneumatic Tank by Schrader Bridgeport International. The National Stock Number assigned to this part is 4820016782392, 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 8055720047.