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OSN Saturn
Active	April 29, 1992
Country	Russia
Branch	Federal Penitentiary Service
Type	Police tactical unit
Role	Air assault Anti-prison riot Bomb disposal CBRN defense Close-quarters combat Cold-weather warfare Counterterrorism Crowd control Desert warfare Direct action Executive protection Force protection Hostage rescue Law enforcement Manhunt Mountain warfare Parachuting Patrolling PSYWAR Raiding Reconnaissance Riot control Special operations Special reconnaissance Urban warfare
Garrison/HQ	Moscow, Russia
Commanders
Current commander	Boris Nikolaev

OSN Saturn (ОСН Сатурн УФСИН России по г. Москве; Otdel Spetsialnogo Naznacheniya Saturn) is the Moscow department of the Federal Penitentiary Service (FSIN) special purpose unit (police tactical unit). Saturn was formed in April 1992 as a part of the Moscow Department of Punishment Execution (UIN) under the Ministry of the Interior. In 2006, the UIN system (including all regional departments and special purpose units) was renamed the Federal Penitentiary Service, and was moved from the jurisdiction of the Ministry of Interior to the Russian Ministry of Justice. The Saturn unit is also often called "Jail Spetsnaz".

Current duties:

• Anti-prison riot actions in detention facilities
• Control and protect criminals while carrying out legal procedures
• Counterterrorism actions in detention facilities
• Hostage rescue in detention facilities
• Personal security for Ministry of Justice and court officials
• Preventing crimes in Moscow detention facilities
• Providing security detention facilities at risk of attack
• Psychological operations to reduce violence in detention
• Search and arrest of escaped criminals
• Securing special operations
• Support military operations

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The Saturn unit participated in the First Chechen War, including the storming of Grozny in December 1994 to January 1995, and in the Second Chechen War.

In summer 2000, Saturn officers protected PACE delegates during their visit to the Chechen Republic.

Saturn participated in the hostage rescue operation in Kapotnya investigative isolation ward No. 9 in September 2006.

It provided protection and convoy support during both Mikhail Khodorkovsky cases.

Saturns provide illegals program agent protection in Moscow.

• Airborne training
• Anti-prison riot
• Cold-weather warfare
• Counterterrorism
• Crowd control
• CQB/CQC
• Defusing and disposal of bombs
• Desert warfare
• Executive protection
• Fast-roping
• Marksmanship
• Mountain warfare
• Hand-to-hand combat and knife fighting
• Hostage rescue
• NBCR on operations in contaminated environments
• Psychological warfare
• Rappelling
• Reconnaissance
• Riot control
• Small unit tactics
• Tactical emergency medical
• Tracking
• Weapons handling
• Urban warfare

• KAMAZ 43269 Vistrel
• Ford E-series armored prisoners van
• Armored Volkswagen T5 Transporter TDI
• KAMAZ-43114
• Toyota Land Cruiser 100
• Nissan Patrol GR (Y60)
• VAZ-2131 Niva
• GAZ-2217 Barguzin passenger van

• Glock 17
• Glock 19
• PMM 9x18mm 7N25 pistol
• GSh-18
• CZ 75
• PYa pistol
• AEK-919K “Kashtan” 9x18mm submachine gun
• PP-91 KEDR submachine gun
• PP-19 Bizon submachine gun
• PP-19-01 Vityaz-SN submachine gun
• KS-23M Drozd shotgun
• AEK-971 assault rifle
• AN-94 assault rifle
• AK-74M assault rifle
• AK-103 assault rifle
• 9A-91 carbine assault rifle
• RPK-74 light machine gun
• OSV-96 anti-materiel rifle
• SVD sniper rifle
• SVU designated marksman rifle
• GP-25 underbarrel grenade launcher
• AGS-30 grenade launcher
• 6G-30 multi-shot grenade launcher
• RPG-7

• List of special police units

Wikimedia Commons has media related to Saturn Special Purpose Detachment.

• Official website
• Rappelling training photos
• Armored vehicle and weapons photos
• Saturn cars and armored vehicles photos
• Saturn KAMAZ-43269 Vistrel walkaround