Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ID 2559K A found under Display Unit Smfd A by Joint Electronics Type Designation. The National Stock Number assigned to this part is 5999015908071, 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 ID 2559K A.