Mountings on the Sail

[sonar732]

Originally Posted by Cornwallis

Could any one point me in the right direction to an explanation of what is mounted on the leading edge and the trailing edge of the sail/fin of a modern ssn?

Could you provide a picture as to what exactly you are referring to? The leading edge of the sail holds the hi-freq sonar for mine detection. As for the trailing edge, the only thing that I can think of is the exhaust for the diesels.