Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FSHX0512400B found under Cover Plate Valve by The Lee Company. The National Stock Number assigned to this part is 4820014752968, 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 FSHX0512400B.