What is the circumference of the primary towline?

The primary towline used on a Fast Response Cutter is designed with specific dimensions to ensure strength and functionality during towing operations. A circumference of 4.5 inches indicates a robust and durable line capable of handling the significant stress and strain involved in towing situations. This size helps provide the necessary tensile strength, allowing for secure towing of various vessels, while also ensuring that the line remains manageable for crew handling. The other listed dimensions do not meet the safety and performance requirements for this type of operation, as either they are too small to handle the loads or do not align with the standards set for maritime towing equipment. Understanding these specifications is vital for maintaining operational safety and efficiency during maritime missions.