Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 81 0291 3 found under Cover Panel Light by Grimes Aerospace Company. The National Stock Number assigned to this part is 6250006235738, 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 81 0291 3.