Wo àyọkà tó wà nísàlẹ̀ yìí, kó o sì dáhùn ìbéèrè tó wà lẹ́yìn náà ní èdè kan náà tí àyọkà náà wà:  Igbesẹ: Awọn eroja apẹrẹ akọkọ ti ọkọ ofurufu ni ọjọ lati ibẹrẹ ọdun 1965, lati inu iṣẹ akanṣe Northrop inu N-300. Awọn N-300 ti a funrararẹ ti wa lati awọn F-5E, ati ki o ẹya kan gun fuselage, kekere asiwaju-eti root extensions (LERX), ati diẹ alagbara GE15-J1A1 turbojets, ni oṣuwọn ni 9,000 lbf (40 kN) kọọkan. A gbé apá náà sókè díẹ̀ láti mú kí àwọn ohun ìjà náà túbọ̀ rọ̀. Awọn N-300 siwaju evolved sinu awọn P-530 Cobra, eyi ti o nlo 13,000 lbf (58 kN) GE15-J1A5 enjini, pẹlu kan gan kekere.25 bypass ratio asiwaju si awọn oruko apeso "leaky turbojet". The bypass effectively was only a cooling stream for the rear of the engine, allowing the engine bay to be constructed of lighter, cheaper materials.The P-530's wing planform and nose section was similar to the F-5, with a trapezoidal shape formed by a sweep of 20° at the quarter-chord line, and an unswept trailing edge, but was over double the area, with 400 sq ft (37 m2) as opposed to 186 sq ft (17.3 m2) of the F-5E. The P-530's wing planform and nose section was similar to the F-5, with a trapezoidal shape formed by a sweep of 20° at the quarter-chord line, and an unswept trailing edge, but was over double the area, with 400 sq ft (37 m2) as opposed to 186 sq ft (17.3 m2) of the F-5E. The P-530's wing planform and nose section was similar to the F-5, with a trapezoidal shape formed by a sweep of 20° at the quarter-chord line, and an unswept trailing edge Nígbà tí wọ́n kọ́kọ́ gbé e sórí èjìká, díẹ̀díẹ̀ ni wọ́n wá gbé apá rẹ̀ sí ìsàlẹ̀. Àwọn ohun tuntun tó ṣe pàtàkì jùlọ ni àwọn ọkọ̀ LERX tí wọ́n fi ń wọ inú ọkọ̀ alágbèéká lábẹ́ ilé awakọ̀. Wọ́n jẹ́ kí wọ́n lè ṣe àtúnṣe ní ìhà tí wọ́n bá ń kọlù tí ó ju 50° lọ, nípa fífún wọn ní nǹkan bí ìdá àádọ́ta nínú ọgọ́rùn-ún àfikún ìgbéga. Àwọn ìmúgbòòrò náà tún máa ń mú kí afẹ́fẹ́ máa ṣàn lábẹ́ wọn nígbà tí wọ́n bá ń gbé wọn sókè, èyí sì máa ń mú kí afẹ́fẹ́ máa ṣàn sínú àwọn ẹ̀rọ náà. Ìrísí tí ó dàbí orí cobra ló mú kí wọ́n pe ọkọ̀ náà ní "Cobra", èyí tí wọ́n máa ń lò fún ọkọ̀ YF-17.  Ìbéèrè: Ibo ni àwọn ohun tí wọ́n fi ń ṣe ọkọ̀ òfuurufú ti wá?
Iṣẹ́ Northrop N-300