''Tenochtitlan''-class patrol vessels (also known as Mexican Navy 42 metre patrol vessels) is a

Mexican Navy The Mexican Navy is one of the two independent armed forces of Mexico. The actual naval forces are called the ''Armada de México''. The ''Secretaría de Marina'' (''SEMAR'') (English: Naval Secretariat) includes both the ''Armada'' itself and ...

class of

patrol vessel A patrol boat (also referred to as a patrol craft, patrol ship, or patrol vessel) is a relatively small naval vessel generally designed for coastal defence, border security, or law enforcement. There are many designs for patrol boats, and they ...

s in 2012, that is based on the Damen Stan 4207 patrol vessel design. Over a dozen navies, coast guards and other government agencies operate vessels based on this design. While some of those vessels are equipped for purely civilian patrols, the Mexican vessels are armed with a pair of Browning M2 machine guns, and a jet-boat pursuit craft that can be launched and retrieved via a

stern launching ramp Some modern patrol vessels are equipped with a stern launching ramp, for deploying smaller rescue or pursuit boats without requiring the parent ship to first come to a halt. Typically the smaller craft are powered by water-jets, and can driv ...

, while the vessel is underway. Some reports assert the Mexican vessels are based on the same design as the

United States Coast Guard The United States Coast Guard (USCG) is the maritime security, search and rescue, and law enforcement service branch of the United States Armed Forces and one of the country's eight uniformed services. The service is a maritime, military, mult ...

's s.. While similar in many respects, the Sentinel cutters are based on the

Damen Group The Damen Group is a Dutch defence, shipbuilding, and engineering conglomerate company based in Gorinchem, Netherlands. Though it is a major international group doing business in 120 countries, it remains a private family-owned company. Dame ...

's 47 metre patrol vessel. As of the summer of 2017 ten vessels had been ordered, of which ten have been delivered and commissioned.

Ships

References

{{Combatant ship classes of the Mexican Navy Patrol vessels of the Mexican Navy Patrol boat classes