The name Royal Oak first appeared in the Royal navy in 1664 and there have been eight ships bearing the name, the origins of the name come from the name given to an oak tree that King Charles II of England hid in to avoid capture by the Roundheads in 1651.
1.Was a 76 gun second rate ship of the line built in 1664 and destroyed by fire by the Dutch during the 1667 raid on the Medway.
2.Was a 70 gun third rate ship of the line built in Plymouth in 1674, she ended her days as a prison ship from 1756 until her scrapping in 1764.
3.Was another third rater but of 74 guns launched in 1769, she aslo became a prison ship in 1796 and was scrapped in 1815
4.Was originally the Renown a 74 gun third rater built at Deptford in 1796-8 she became a harbour Hulk in 1814 and was renamed Royal Oak.
5.Was another 74 gun third rater launched in 1809 and scrapped in 1850.
6.Was an iron clad frigate of the Prince Consort class - Royal Oak, Prince Consort, Ocean, and Caledonia, they started out life as Bulwark class wooden battleships but were altered to iron clads whilst under construction, 252 feet long and displacing 6,366 tons she mounted thirty-six 68 pounder smoothbore guns she was driven by a single hoistable propeller , built by Chatham Dockyard in 1860-3 she was scrapped in 1885.
7.Was a Royal Sovereign class pre-Dreadnought class battleship, 411 feet long and displacing 15,580 tons she was armed with four 13.5" and ten 6" guns, she was built By Lairds of Birkenhead in 1892-6 and scrapped in january 1914.
8.Was the Revenge class battleship sunk at Scapa Flow and the last ship to have born the name to date.

There is a 1/700 resin kit of the Scapa flow RO - Your #8

https://www.whiteensignm...700+HMS+Royal+Oak/8905/

Jim Beaumann's 1/700 model
http://www.bismarck-clas...ls/royaloakbaumann.html

Also here
http://steelnavy.com/WSWRoyalOak.htm


Also a kit of U-boat U47 that sank the RO in Scapa flow

http://www.model-ships.c...goryid/12/productid/470