Mantilla-class patrol vessels are offshore patrol vessels in use by the Argentine Coast Guard since 1983.
The class was developed by the Spanish company Empresa Nacional Bazán in 1982.
It is a multi-role patrol craft with twin funnels and a helicopter deck. These ships have main armament (40 mm L70 DP gun) at B position. Ships of the Mantilla class were the first vessels of the Argentine Coast Guard able to operate on board helicopters (AS.365 Dauphin or AS.350 ÃÂcureuil).
Starting 2014 the ships of the class undergone a modernization program at Tandanor which will extend its operating life for 30 years