Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 8P116-0006 found under Valve Check by Louis Allis. The National Stock Number assigned to this part is 4820004598946, 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 8P116-0006.