ARM "Oaxaca" (PO-161) is the lead ship of the of patrol vessels, constructed by and for the Mexican Navy.
It has a length of , a draft of , a beam of , and displaces .
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 , carries a complement of 77, and has provisions to carry a group of 39 special forces and/or marines for a variety of missions.
UNITAS Gold.
ARM "Oaxaca" participated in UNITAS Gold from 25 April 2009 to 5 May 2009. The ships main guns were tested as well as a BO-105 helicopter from the ship during the sinking of the ex-USS "Conolly" (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.
References.
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