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AUSA 2018: 30mm ‘Swimmer’ round set for more UK trials

16th October 2018 - 10:10 GMT | by Grant Turnbull in London


The Royal Navy is expected to carry out more trials of a 30 x 173mm round that can ‘swim’ underwater and is capable of neutralising sub-surface threats such as torpedoes.

The ‘Swimmer’ - also designated the Mk 258 Mod 1 - is an Armour Piercing Fin Stabilised Discarding Sabot-Tracer (APFSDS-T) round manufactured by Norwegian company Nammo that has been optimised for use by both ground platforms in an anti-armour role as well as for naval applications including close-in defence.

The Royal Navy has already worked with Nammo to carry out trials with the ammunition in 2015 as well as just …

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