Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1269-S-2249 found under Chassis Plug In Unit Electronic by Racal Data Communications Inc. The National Stock Number assigned to this part is 6625015788482, 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 1269-S-2249.