Specifications for the
Northrop F-89 Scorpion
Focus Model: Northrop F-89D Scorpion
Country of Origin: United States
Manufacturer: Northrop Aviation Corporation - USA
Initial Year of Service: 1950
Length: 53.84 ft (16.41 m)
Width: 59.65 ft (18.18 m)
Height: 17.59ft (5.36 m)
Weight (Empty): 25,194 lb (11,428 kg)
Weight (MTOW): 42,241 lb (19,160 kg)
Powerplant: 2 x Allison J-35-A-35 turbojet engines with afterburn generating 7,200lbs of thrust.
Maximum Speed: 636 mph (1,024kmh; 553 kts)
Maximum Range: 2,600 miles (4,184km)
Service Ceiling: 49,196 ft (14,995 m; 9.3 miles)
Rate-of-Climb: 5,250 feet per minute (1,600 m/min)
Hardpoints: 5 (including wing tip mounts)
6 x 20mm T-31 internal cannons
104 x "Mighty Mouse" 2.75-inch air-to-surface rockets in wingtip launchers.
3 x Falcon air-to-air missiles
27 x Mighty Mouse 70mm unguided rockets
XF-89 - Initial prototype; fitted with Allison J-35-A-9 series engines of 4,000lbs thrust.
XF-89A - Second prototype with J-35-A-21A engine of 5,100lbs thrust; 6 x 20mm internal cannons added.
F-89A - Initial production variant; evaluation models numbering eight total examples; modified tailplanes.
F-89B - Second production mark; upgraded avionics suite; 40 examples produced, limited by engine issues.
F-89C - Third production mark; fitted with J-35-A-21 / -33 series engines of 5,600lbs thrust; production limited to 164 examples.
YF-89D - F-89B production model with new avionics and armament package.
F-89D - Definitive F-89 mark based on YF-89D prototype; sans 6 x 20mm internal cannons; wingpods fitting 104 x rockets; Hughes E-6 fire control system; AN/APG-40 series radar coupled to AN/APA-84 computer system; 682 examples produced.
YF-89E - Developmental testbed from F-89C production model for Allison YJ71-A-3 engine of 7,000lbs thrust.
F-89F - Proposed variant fitting J71 engine with new fuselage design and wing assemblies; not selected for serial production.
F-89G - Proposed improved F-89 with Hughes MA-1 fire control system with support for GAR-1/-2 Falcon air-to-air missiles.
YF-89H - Three F-89D converted testbed airframes.
F-89H - Fitted with E-9 fire control system; support for 6 x GAR-1/-2 Falcon air-to-air missiles with 42 x FFAR; 156 examples produced.
F-89J - Final F-89 variant; F-89D conversions with support for 2 x MB-1 Genie nuclear rockets with 4 x Falcon air-to-air missiles; 350 conversions from F-89D production models.
DF-89A - F-89A production models modified as aerial drones.
DF-89B - F-89B production models modified as aerial drones.