Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number L85C40-201 found under Valve Check by Zodiac Intertechnique Fuel. The National Stock Number assigned to this part is 4820140401877, 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 L85C40-201.