Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 16S FS2 1IN found under Valve Gate by Newmans Inc. The National Stock Number assigned to this part is 4820013708096, 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 16S FS2 1IN.