Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RAR1716 found under Membrane Valve Insert by Dcns Navires Armes Lorient. The National Stock Number assigned to this part is 4820013654322, 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 RAR1716.