Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B55032ALTA found under Delay Line by Mutron Corp. The National Stock Number assigned to this part is 5999008594817, and the Federal Supply Class is 5999 Miscellaneous Electrical And Electronic Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B55032ALTA.