Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GCM 2B420 1024 180 found under Filter Band Pass by Quanta Systems Corp. The National Stock Number assigned to this part is 5915012702200, and the Federal Supply Class is 5915 Filters And Networks. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like GCM 2B420 1024 180.