Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number N6-29487 found under Seat Valve by Alkota Cleaning Systems Inc. The National Stock Number assigned to this part is 4820011295055, 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 N6-29487.