Possibly from the term Sultanas, Currants, Raisins And Nuts.
Another reference
Navy term
A bag, usually a cupboard or locker in which all articles of clothing found lying about on the mess decks are put; to redeem these articles a fine of one inch of bar soap is (was) levied. The scran bag is usually in the charge of the Petty Officer of the Messdecks or one of the Regulating staff; the soap is used to supplement the official issue for cleaning various compartments of the ship. Scran is a general slang name for food; the original scran bag was probably a bag in which unwanted food was put, for re-use, to prevent waste.
In Geordie dialect, "scran" means food or a meal. It is used colloquially to refer to eating or a specific food item.
Aircraft Carrier, Light
SS stands for Steam Ship
Bwyd
The terms saree naval means that any Indian women who wear their saree below their naval. This has been brought up as a bad taste in character to do so.
Another word for scran is "shoo" or "get out"
Overhead.
A "battery" in naval terms is a gun / artillery emplacement, or an area with several gun emplacements. Guns are Navy terms for large-bore cannons, not small arms.
Radar Picket Destroyer
C. F. Tweney has written: 'Dictionary of naval and military terms' -- subject(s): Dictionaries, Military art and science, English language, Naval art and science, Terms and phrases
"Naval" means about, or things relating to, the Navy. For example, "Naval officer", an officer in the Navy. "Naval vessel", a Navy-owned ship (generally a warship).
naval supplies is a large supply of food, water and other materials