The N-300 aka kanta samu daga F-5E, kuma siffofi da wani ya fi tsayi fuselage, kananan manyan-gefen tushen kari (LERX), da kuma mafi iko GE15-J1A1 turbojets, rated a 9,000 lbf (40 kN) kowane. The reshe aka dan kadan ya ɗaga don ƙara makamai na baya sassauci. The N-300 kara samo asali a cikin P-530 Cobra, wanda yayi amfani da 13,000 lbf (58 kN) GE15-J1A5 injuna, tare da wani sosai kananan.25 bypass rabo zuwa nickname "leaky turbojet". The bypass aka kawai wani sanyaya rafi ga raya engine, kyale da engine bay da za a gina da sauki, karami shoulder tushen kari (LERX), da kuma mafi iko GE15-J1A1 turbojets, rated a 9,000 lbf (40 kN) kowane. A reshe aka dan kadan ya karu kara da kara da cewa kara da cewa, a hankali a cikin wani m 50 m (137 °) m na jirgin sama, samar da karin iska mai motsi a karkashin kwata na
Northrop aikin N-300