Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 022-161-002384773 NO 25A found under Key Machine by Sun Star Electric Inc. The National Stock Number assigned to this part is 5315014819800, and the Federal Supply Class is 5315 Nails Machine Keys And Pins. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 022-161-002384773 NO 25A.