Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2IN-1700-WSG found under Valve Vent by Robert H Wager Companyinc. The National Stock Number assigned to this part is 4820013848868, 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 2IN-1700-WSG.