Offshore Patrol Cutters (OPC), the Other LCS

Chuck Hill's CG Blog

This is another post I prepared for Center for International Maritime Security (CIMSEC) as part of “Corvette Week.”

The US Coast Guard is currently in the first part or a two part program to select a design for a planned class of 25 ships referred to as Offshore Patrol Cutters (OPC) also called the Maritime Security Cutter, Medium (WMSM). In many respects these might be thought of a third class of Littoral Combat Ships. They have different characteristics and different strengths and weaknesses, but there is considerable overlap in there characteristics. Like the LCS they will be small, shallow draft, helicopter equipped warships with the 57mm Mk110 gun. It seems likely the OPC will be 2,500 to 3,500 tons, similar in size to the Freedom and Independence class LCS.

The existing LCS classes emphasize adaptability, are faster and have more spacious aviation facilities. The cutters will emphasize seakeeping and will:

  • have greater range (minimum 7,500…

View original post 1,552 more words

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