 Swordfish had an overall length of 231 ft 3 @.@ 5 in ( 70 @.@ 498 m ) , a beam of 22 ft 11 in ( 6 @.@ 99 m ) , and a draught of 14 feet 11 inches ( 4 @.@ 55 m ) . She displaced 932 long tons ( 947 t ) on the surface and 1 @,@ 105 long tons ( 1 @,@ 123 t ) submerged . She had a partial double hull , which extended over 75 % of her length . The upper portion of the double hull was controlled free @-@ flooding while the rest was devoted to watertight ' baling flats ' , ballast and fuel tanks . Her hull was divided into eight compartments by seven watertight bulkheads . 
