Royal Navy Fast Motor Dinghy- FMD 5383

[ErikBenson]

I'd like to be able to show you a pic of my transom, so you might explain to me the markings. . . . .I have the number 5383. . .then XVIft. . . . then the Admiralty arrowhead, the below that, the letters - CH. Can anyone give me an idea what the 'CH' stands for please ?

 

[Athene V30]

Chatham?

Only Naval Dockyard I can think of with those initials.

 

[Casey]

Try:-
http://www.bmpt.org.uk/index.htm

They might be able to help you.