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ARM Oaxaca
ARM Oaxaca
ARM Oaxaca
Name: ARM Oaxaca
Namesake: Oaxaca
Status: in active service, as of 2022
General characteristics
Class & type: Oaxaca-class patrol vessel
Displacement: 1,850 short tons (1,678 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 3916 V16 Diesels, 2 props
Speed: 20 knots (37 km/h; 23 mph)
Troops: 39 Marines or Special Forces
Complement: 77 Sailors
Sensors and
processing systems:
2 × Terma Scanter 2001 Navigation/surface search radars
Selex NA-25 radar and optronic fire control system
Armament: 1 × Otobreda 76 mm gun
2 × OTO Melara 12.7 mm remote-controlled naval turret Mod. 517 with M2 12.7mm machine guns
1 × OTO Melara single 30/SAFS 30 mm cannon
Aircraft carried: 1 × Panther or Fennec helicopter
Aviation facilities: 1 helicopter hangar and helipad

ARM Oaxaca (PO-161) is the lead ship of the Oaxaca class of patrol vessels, constructed by and for the Mexican Navy.

It has a length of 282.2 feet (86.0 m), a draft of 11.8 feet (3.6 m), a beam of 34.4 feet (10.5 m), and displaces 1,850 short tons (1,678.3 t).[1]

Primary armament is a single OTO Melara 76 mm naval gun, with a pair of OTO Melara 12.7 mm remote controlled naval turret Mod. 517 with M2 12.7mm machine guns on each side, and an Oto Melara single 30/SAFS 30 mm cannon aft.

A helipad on the afterdeck has handling capabilities for a variety of helicopters, such as the Panther, Fennec, or the Bolkow Bo 105 Super-5.

The ship has a cruising speed of 20 knots (37 km/h), carries a complement of 77, and has provisions to carry a group of 39 special forces and/or marines for a variety of missions.


ARM Oaxaca participated in UNITAS Gold from 25 April 2009 to 5 May 2009.[2] The ships main guns were tested as well as a BO-105 helicopter from the ship during the sinking of the ex-USS Connelly (DD 975) 29 April. This was the first time Mexico participated in UNITAS Gold, sending ARM Oaxaca and ARM Mina. The ships also practiced fire drills and other exercises.


External links

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