1 differs from the J-22B Orao 2 in having two Viper Mk 632-41R turbojets each rated at 17.79 kN dry and supplied with fuel from an internal weight of 2,360 kg, length of 14.90 m including probe for single seat model or 15.38 m including probe for two-seat model, wheelbase of 5.40 m for single-seat model or 5.88 m for two-seat model, empty equipped weight of 5,755 kg, normal takeoff weight of 8,500 kg with reconnaissance pod, maximum take-off weight of 9500, maximum level speed 'clean' of 1,033 km/h at 8,000 m and 1,050 km/h at sea level, maximum rate of climb at sea level of 2,280 m per minute, climb to 6000 m in 3 minutes 12 seconds, and service ceiling of 13,500 m. INJ-22A Orao 1 9 early series trainer aircraft used for training of reconnaissance pilots. J-22A Orao 1 Yugoslav equivalent to IAR-93A with a non-afterburning Orao/Turbomecanica (Rolls-Royce/Bristol Siddeley) Viper Mk 632-41R turbojets each rated at 17.79 kN dry, but with J-22Bs higher-rated hardpoints. First flew October 1983 and built only as a single-seater. J-22B Orao 2 Yugoslav equivalent to the IAR-93B with afterburner, integral wing tankage, the greater weapons load and diversity of the J-22A Orao 1, and Thomson-CSF HUD. Built only in single-seat form. J-22A/B production totalled 165 aircraft. Yugoslavia had planned a major upgrade with radar and computer nav/attack system integrated via a MIL-STD-1553 digital databus, but the dissolution of Yugoslavia ended plans. Only 57 aircraft were delivered before production ceased. Not all were up to full J-22 Orao 2 standard. An additional 42 aircraft were ordered but never delivered. NJ-22 Orao Dedicated two-seat training variant with afterburning engines operated by Yugoslav Air Force. First flew July 1986, and 21 were delivered whilst construction of a further 17 was cancelled. J-22 Orao 2.0 Modernized J-22 with glass cockpit, sensors, and external cameras. Operators Serbian Air Force and Air Defence – inherited 31 J-22s (14 J-22s, 7 NJ-22s, 8 IJ-22s, 2 INJ-22s), 17 of which were in service as of 2019. Former operators Air Force and Anti-Aircraft Defence of Bosnia and Herzegovina – inherited 7 aircraft from the Republika Srpska Air Force. None are in service as of 2019. Yugoslav Air Force – aircraft passed to successor states after the breakup of Yugoslavia. Specifications (J-22) See also References Citations Bibliography Chant, Christopher. A Compendium of Armaments and Military Hardware. Routledge, 2014. . Barrie, Douglas and