Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 551-12238-1 found under Liner Battery Box Battery Tray by Gulton Industries Inc. The National Stock Number assigned to this part is 6160004821977, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 551-12238-1.