Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 99-1782B12 found under Adapter Antenna Ele by Nurad Technologiesinc. The National Stock Number assigned to this part is 6660009416760, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 99-1782B12.