Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FSB0013421 found under Mtws Drawer Assy by Progeny Systems Corporation. The National Stock Number assigned to this part is 7025015562209, and the Federal Supply Class is 7025 Adp Input Output And Storage Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like FSB0013421.