Oaxaca-class patrol vessel

The Oaxaca class are offshore patrol vessels, constructed and designed by and for the Mexican Navy. The class is named after the Mexican state of Oaxaca. The Mexican Navy has requested seven of these ships with four already in service, three in construction, which were disclosed on June 1 on the Navy anniversary, with the name PO-163 Independencia, which is to celebrate the 200th anniversary of the Independence of Mexico. Also, another ship PO-164, named Revolucion, is in the process of raising the Mexican flag in a couple of months. Two more to be constructed in Navy's Naval Shipyards.

ARM Oaxaca
Class overview
Name: Oaxaca class
Builders: Tampico Naval Shipyard and Salina Cruz Naval Ship Yard
Operators:  Mexican Navy
Preceded by: Durango class
Planned: 12
Building: 2
Active: 8
General characteristics
Type: Patrol vessel
Displacement: 1,680 short tons (1,524.1 t)
Length: 282 ft 2 in (86.00 m)
Beam: 34 ft 4 in (10.46 m)
Draft: 11 ft 8 in (3.56 m)
Propulsion: 2 × Caterpillar 3616 V16 diesel engines, 2 props
Speed: 22 knots (41 km/h; 25 mph)
Complement: 77 Sailors, 39 Marines or Special Forces
Sensors and
processing systems:
  • 1 × Terma Scanter 2001 Navigation/surface search radar
  • Selex NA-25 radar and optronic fire control system
Armament:
Armor: ?
Aircraft carried: 1 × Panther helicopter
Aviation facilities: 1 helicopter hangar and Helipad

Description

The vessels are 282 feet 2 inches (86.0 m) long and have a draft of 11 feet 8 inches (3.6 m), and a beam of 34 feet 4 inches (10.5 m). They displace 1,680 short tons (1,524.1 t).[1]

Primary armament is a single OTO Melara 76-millimetre (3 in) naval gun or Bofors 57 mm gun. They also mount a pair of OTO Melara remote controlled naval turret Mod. 517 with M2 12.7 mm (0.50 in) machine guns, one on each side. At the rear atop the helicopter hangar is a single OTO Melara 30 mm (1.2 in) cannon. The class has a helipad on the afterdeck with handling capabilities for a variety of helicopters, such as the Panther, Fennec, or the Bolkow B-105 Super-5. The Oaxaca-class vessels have a top speed of over 20 knots (37 km/h; 23 mph) and a cruising speed of 14 knots (26 km/h; 16 mph). The ships carry a complement of 77, and have provisions to carry a group of 39 special forces and/or marines for a variety of missions.

The Oaxaca class also carries a CB-90 HMN Patrol Interceptor in its well deck.

For the 2008 fiscal year, the Mexican Congress approved $68 million in funds to build two more Oaxaca-class ships, and pledged an additional $40 million in 2009.

Mission

The objectives for the Oaxaca class are oceanic surveillance, search and rescue operations, support for the civilian population in case of disasters, maritime support and to act as a deterrence against hostile ships and aircraft in low-medium intensity conflicts.

Ships
Ship name Hull no. Launched Commissioned
ARM OaxacaP-16111 April 20031 May 2003
ARM Baja CaliforniaP-16221 May 20031 April 2003
ARM IndependenciaP-16323 July 2009[2]1 June 2010[3][4]
ARM RevolucionP-16423 November 2009[5]23 November 2010[6][7]
ARM ChiapasP-16518 November 2015[8]23 November 2016[9]
ARM HidalgoP-1669 August 2016[10]23 November 2017[11]
ARM JaliscoP-1672 July 2018[12]23 November 2018[13]
ARM TabascoP-16820 July 2019[14]

References
  1. "Botadura de un nuevo buque para la armada de México". Boletines (in Spanish). Secretaria de Marina, Armada de México. April 11, 2003. Archived from the original on 2007-10-08. Retrieved 2007-11-17.
  2. "El Presidente de la República preside la botadura del Buque Patrulla Oceánica "Independencia"" (Press release) (in Spanish). SEMAR. 23 July 2009. Archived from the original on 21 December 2016. Retrieved 31 July 2009.
  3. "El Presidente de la República celebra el Día de la Marina en Tampico, Tamaulipas" (Press release) (in Spanish). SEMAR. 1 June 2010. Archived from the original on 8 July 2014. Retrieved 7 June 2010.
  4. "Archived copy". Archived from the original on July 31, 2009. Retrieved July 30, 2009.CS1 maint: archived copy as title (link)
  5. "El Presidente de la República encabeza el botadura de una nueva Patrulla Oceánica y abandera dos Patrullas Interceptoras en el "Día de la Armada de México"" (Press release) (in Spanish). SEMAR. 23 November 2009. Archived from the original on 21 December 2016. Retrieved 27 November 2009.
  6. "En el Día de la Armada de México abandera el Presidente de la República dos unidades de superficie y presencia demostración de ejercicios tácticos en el Puerto de Manzanillo, Colima" (Press release) (in Spanish). SEMAR. 23 November 2010. Archived from the original on 8 July 2014. Retrieved 28 November 2010.
  7. "Secretaría de Marina - Gobierno - gob.mx". SEMAR.
  8. "La Secretaría de Marina Pone A Flote Una Nueva Patrulla Oceánica Para La Armada de México" (Press release) (in Spanish). SEMAR. 18 November 2015. Archived from the original on 19 July 2018. Retrieved 19 November 2015.
  9. "Abanderamiento Patrulla Oceánica ARM "Chiapas" y Buque Aprovisionamiento Logístico ARM "María Madre"" (Press release) (in Spanish). Mexican government. 23 November 2016. Archived from the original on 26 November 2016. Retrieved 25 November 2016.
  10. "La Secretaría de Marina pone a flote la Patrulla Oceánica ARM "HIDALGO" para la Armada de México" (Press release) (in Spanish). SEMAR. 9 August 2016. Archived from the original on 20 September 2016. Retrieved 10 August 2016.
  11. "Comandante Supremo de las Fuerzas Armadas abandera 1 Patrulla e Inaugura la Escuela de Aviación Naval en el "Día de la Armada de México"" (Press release) (in Spanish). SEMAR. 23 November 2017. Archived from the original on 24 November 2017. Retrieved 25 November 2017.
  12. "La SEMAR pone a flote la Patrulla Oceánica "Jalisco" para fortalecer la Vigilancia Marítima en Mares y Costas Mexicanas" (Press release) (in Spanish). SEMAR. 2 July 2018. Archived from the original on 7 July 2018. Retrieved 3 July 2018.
  13. "SEMAR conmemora el "Día de la Armada de México" con la botadura y abanderamiento de la primera Patrulla Oceánica de Largo Alcance" (Press release) (in Spanish). SEMAR. 23 November 2018. Archived from the original on 24 November 2018. Retrieved 25 November 2018.
  14. "Se fortalecen las operaciones de la Armada de México con la botadura de la Patrulla Océanica Arm "Tabasco" PO-168 en Tampico, Tamps" (Press release) (in Spanish). SEMAR. 20 July 2019. Retrieved 23 July 2019.
  • Wertheim, E. (2007) Naval Institute Guide to Combat Fleets of the World: Their Ships, Aircraft, and Systems. 15 edition. US Naval Institute Press.
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