Ordnance18-inch Mark XII torpedo18-inch Mark XII torpedo18-inch Mark XII torpedoKindTorpedoMass702 kgCaliber450 mmService193119321933193419351936193719381939194019411942194319441945United Kingdom · Western Europe≈ 11 Sep 1940 – May 1945United Kingdom · Scandinavia≈ 13 Jun 1941 – 16 May 1942United Kingdom · Mediterranean≈ 28 Jan 1942 – Jun 1943Aircraft 3193119321933193419351936193719381939194019411942194319441945Beaufort Mk I15 Apr 1940 – 11 Sep 1940≈ 28 Jan 1942 – Jun 1943Beaufighter Mk VIC693≈ Jun 1942 – Dec 1943≈ Apr 1943 – Dec 1943Beaufighter TF Mk X2,231≈ Dec 1943 – May 1945≈ 9 Feb 1945 – May 1945