Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number UPA13422-1 found under by General Atomics Aeronautical Sys. The National Stock Number assigned to this part is 5845015111973, and the Federal Supply Class is 5845 Underwater Sound Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like UPA13422-1.