Mantilla class patrol vessels are offshore patrol vessels use by the Argentine Coast Guard. 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 Écureuil).