9K33 Osa

9K33 Osa
(NATO reporting name: SA-8 Gecko, SA-N-4 Gekko)
9K33 Osa ; (NATO reporting name: SA-8 Gecko, SA-N-4 Gekko)
	9A33BM3 transporter-launcher and radar vehicle of the upgraded 9K33M3 Osa-AKM
Type	6×6 amphibious SAM system
Place of origin	Soviet Union
Service history
In service	1971–present
Used by	See list of present and former operator
Wars	Iran–Iraq War; 1982 Lebanon War; Angolan Civil War; Western Sahara War; Persian Gulf War; 2008 Russia-Georgia war; 2011 Libyan civil war; Syrian Civil War; 2020 Armenian–Azerbaijani skirmishes; 2020 Nagorno-Karabakh conflict; 2022 Russian invasion of Ukraine;
Production history
Designer	NII-20 Research Institute
Designed	1960–1972
Manufacturer	Znamya Truda Plant
Produced	1970–1988
No. built	1,200
Variants	OSA-A, OSA-AK, OSA-AKM, OSA-M
Specifications (OSA-AKM)
Mass	17.5 tonnes
Length	9.14 m (30 ft 0 in)
Width	2.75 m (9 ft 0 in)
Height	4.20 m (13 ft 9 in) (radar mast stowed)
Crew	5 soldiers
Main; armament	6 9M33, 9M33M1, 9M33M2 or 9M33M3 missiles
Engine	D20K300 diesel
Ground clearance	400 mm (16 in)
Operational; range	500 km (311 mi)
Maximum speed	80 km/h (50 mph); 8 km/h (5.0 mph) (swimming)

The 9K33 Osa (Russian: 9К33 «Оса»; English: "wasp"; NATO reporting name SA-8 Gecko) is a highly mobile, low-altitude, short-range tactical surface-to-air missile system developed in the Soviet Union in the 1960s and fielded in 1972. Its export version name is Romb.^[6]

^ "Orbiter-3 downed in Artsakh hit with OSA AKM modernized in Armenia". lragir.am. Retrieved 22 July 2020.
^ Visegrád 24 [@visegrad24] (1 March 2022). "Ukrainian business owners are doing what they can to help the Ukrainian Army.
The owner of a transport company decided to load 2 abandoned Russian 9K33 Osa SAM systems on to a truck and transport them to a Ukrainian Army base" (Tweet). Archived from the original on 1 March 2022 – via Twitter.{{cite web}}: CS1 maint: numeric names: authors list (link)
^ "Прочие с долевым участием". www.kupol.ru. Archived from the original on 6 December 2011. Retrieved 28 March 2012.
^ "Зенитный ракетный комплекс "Оса"". Archived from the original on 24 May 2013. Retrieved 28 March 2012.
^ Pike, John. "SA-8 GECKO / 9K33M3 Osa-AKM". www.globalsecurity.org. Archived from the original on 12 March 2018. Retrieved 11 March 2018.
^ "Designations of Soviet and Russian Military Aircraft and Missiles". Archived from the original on 11 October 2017. Retrieved 14 November 2014.

[1] "Orbiter-3 downed in Artsakh hit with OSA AKM modernized in Armenia". lragir.am. Retrieved 22 July 2020.

[2] Visegrád 24 [@visegrad24] (1 March 2022). "Ukrainian business owners are doing what they can to help the Ukrainian Army.
The owner of a transport company decided to load 2 abandoned Russian 9K33 Osa SAM systems on to a truck and transport them to a Ukrainian Army base" (Tweet). Archived from the original on 1 March 2022 – via Twitter.{{cite web}}: CS1 maint: numeric names: authors list (link)

[3] "Прочие с долевым участием". www.kupol.ru. Archived from the original on 6 December 2011. Retrieved 28 March 2012.

[4] "Зенитный ракетный комплекс "Оса"". Archived from the original on 24 May 2013. Retrieved 28 March 2012.

[5] Pike, John. "SA-8 GECKO / 9K33M3 Osa-AKM". www.globalsecurity.org. Archived from the original on 12 March 2018. Retrieved 11 March 2018.

[6] "Designations of Soviet and Russian Military Aircraft and Missiles". Archived from the original on 11 October 2017. Retrieved 14 November 2014.

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