Executive Series Display 1/150 Scale General Dynamics U. Navy USS Nautilus SSN-571 Solid Wood Desk Top Display First Nuclear Powered Submarine Model With Wood And Metal Stand Item #SCMCS017. Brand New in Foam Padded Box. Superior quality model constructed of solid wood. Their skilled craftsmen with a wealth of detail have hand-carved & hand-painted each model, with great concern for exact accuracy. The model measures 25.50″ long x 2.25″ beam.