Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SJ 8665 FP-273 found under Cover Radome by 3M Company. The National Stock Number assigned to this part is 5985014677241, and the Federal Supply Class is 5985 Antennas Waveguides And Related Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SJ 8665 FP-273.