Kh-31
The Kh-31 (Russian: Х-31; AS-17 'Krypton') is a Soviet and Russian air-to-surface missile carried by aircraft such as the MiG-29, Su-35 and the Su-57. It is capable of Mach 3.5 and was the first supersonic anti-ship missile that could be launched by tactical aircraft.
| Kh-31 (NATO reporting name: AS-17 'Krypton') | |
|---|---|
Kh-31A | |
| Type | Medium-range air-to-surface missile |
| Place of origin | Soviet Union |
| Service history | |
| In service | 1988–present |
| Used by | Russia, Serbia, China, India, Algeria, Egypt |
| Production history | |
| Manufacturer | Tactical Missiles Corporation (Zvezda-Strela before 2002) |
| Unit cost | $550 000 (2010) |
| Produced | 1982 |
| Specifications | |
| Mass | Kh-31A :610 kg (1,340 lb) Kh-31P :600 kg (1,320 lb) |
| Length | Mod 1 : 4.7 m (15 ft 5 in) Mod 2 (AD/PD) : 5.3 m (17 ft 5 in) |
| Diameter | 360 mm (14 in) |
| Wingspan | 914 mm (36.0 in) |
| Warhead | Penetrating, armor-piercing.(Kh-31A) HE shaped charge |
| Warhead weight | Kh-31A :94 kg (207 lb) Kh-31P :87 kg (192 lb) |
Detonation mechanism | Impact |
| Engine | Solid fuel rocket in initial stage, ramjet for rest of trajectory |
| Propellant | Kerosene |
Operational range | Kh-31A: minimum 7.5 km (4.0 nmi) and maximum 70 km (38 nmi)
Kh-31P: up to 110 km (60 nmi; 70 mi) |
| Maximum speed | Kh-31A/P: 2,160–2,520 km/h (1,340–1,570 mph) MA-31: Mach 2.7 (low), Mach 3.5 (high) |
Guidance system | Kh-31A: inertial guidance with active radar homing Kh-31P: inertial with passive radar |
Launch platform | Both : Su-27SM, Su-30MKI, Su-25, Su-34, Su-35, MiG-29M, HAL Tejas, MiG-29K, Su-24M Kh-31A only : Su-33 |
There are several variants; the Kh-31 is best known as an anti-radiation missile (ARM) but there are also anti-ship and target drone versions. There has been talk of adapting it to make an "AWACS killer", a long-range air-to-air missile.
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