USS Jack is an American Permit Class attack submarine of 4300 tons displacement launched in 1963. USS Jack is powered by a Westinghouse pressurised-water cooled S5W nuclear reactor and two steam turbines providing a top speed of 30 knots dived. She carries a crew of 127 including 13 officers and is armed with four McDonnell Douglas Harpoon surface-to-surface missiles and four 21 inch Mk 63 torpedo tubes amidships, angled at ten degrees from the centreline firing the Gould Mk 48 torpedo. Research Jack II
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Abbreviations
Research Jack II
