View source for 18-in Mark III Torpedo (UK)

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The '''18-in R.G.F. Mark III Torpedo''' was a British torpedo developed at the [[Royal Gun Factory]] in 1894.{{FC}}

It may have been built in both long and short versions, but the short version is not clear.

==Mark III==
It carried a charge of 170 pounds, 15 ounces &ndash; about 18 punds less than the [[18-in R.G.F. Mark II Torpedo|Mark II torpedo]].{{ARTS1895|p. 30}}

In 1895, 56 were in service.

==Manufacture and Use==

===1905===
In 60 degree water, 18-in H.B. torpedoes of Mark I* through IV were approved for the setting of 1,500 yards at 20.25 +/- 0.25 knots at 1,400 pounds pressure.  The S.L.L.R. torpedoes of the same Marks did at 21.75 knots to 1,500 yards and the S.L.S.R. models 25.25 knots at 1,350 pounds pressure.{{PQDNO1905|pp. 440, 441}}

===1918===
12 of just 40 remaining torpedoes were broken up in 1918.{{ARTS1918|p. 10. (G. 8472/18)}}

===1919===
In 1919, it was approved to break up all 18-in R.G.F. torpedoes Mark I* to Mark III.{{ARTS1919|p. 11}}

==Footnotes==
{{reflist}}

==Bibliography==
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==See Also==

{{CatTorpedo|18-in|UK}}