WE.177
The WE.177, originally styled as WE 177, and sometimes simply as WE177, was a series of tactical and strategic nuclear weapons with which the Royal Navy and the Royal Air Force were equipped. It was the primary air-dropped nuclear weapon in the... Wikipedia
In service: September 1966–1998
Mass: WE.177A: 272 kilograms (600 lb), WE.177B and WE.177C: 457 kilograms (1,010 lb),
Used by: Royal Navy and Royal Air Force