
National Harbor, Md. – A Navy official said the service is pushing to increase the number of metallic 3-D, or additive manufacturing (AM), produced parts fielded on submarines to about 100 by the end of the year. “We are progressing, we have permanently installed parts on submarines now, a couple. I'd like to have a hundred and we have a couple. I think we'll be near 100 by the end of this year and we've got a bunch of them…