Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FA 2C 122 found under Nrp Diplexer A008 by Metropole Products Inc. The National Stock Number assigned to this part is 1680016622950, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like FA 2C 122.