Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7556 found under Floodlight Set Elec by U M C Electronics Co. The National Stock Number assigned to this part is 6230012766776, and the Federal Supply Class is 6230 Electric Portable And Hand Lighting Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 7556.