american_submarine_nr-1 | shiplaunch | 1969-01-25 <tsp> american_submarine_nr-1 | topspeed | 8334 <tsp> american_submarine_nr-1 | length | 450000 (millimetres) <tsp> american_submarine_nr-1 | shipbeam | 38 m <sep> deep submergence vessel nr-1 was a unique united states navy (usn) nuclear-powered ocean engineering and research submarine, built by the electric boat division of general dynamics at groton, connecticut nr-1 was launched on 25 january 1969, completed initial sea trials 19 august 1969, and was home-ported at naval submarine base new london nr-1 was the smallest nuclear submarine ever put into operation the vessel was casually known as 'nerwin' and was never officially named or commissioned the us 
the american submarine nr-1 was launched on the 25th of january 1969. it has a top speed of 8.334 km/h. a ship beam of 3.8 m.. and is 45000.0 (millimetres) long.no information