Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number P66000000 found under Lampholder by Gulton Industries Inc. The National Stock Number assigned to this part is 6250000862582, and the Federal Supply Class is 6250 Ballasts Lampholders And Starters. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like P66000000.