Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 71-0-5 found under by Gasco Affiliates L L C. The National Stock Number assigned to this part is 4820016737385, 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 71-0-5.