Scale 1:48. Plan shows the sections, as fitted of the Oberon class submarine Onyx (1966). This drawing is sheet number 5 of 5. A note on the plan states this plan was unclassified on 16 June 1993. The drawing shows the sections at frames 8, 23, 30, 53, 61, 65, 70, 79, 98 and 105 looking forward. The plan also shows the sections at frames 41, 76, 84, 94, 111, 114, 118 and 123 looking aft.