Navy Enlisted Service Dress Blue Jumper Bernard Cap Genuine Military Headwear & Apparel From the Collection! A double breasted, Zumwalt era dress blues jacket worn by an Equipment Operator 1st class. In the early 70s, there were talks on making a change to the enlisted uniform. An Tell us: Do you need two types of crackerjacks? Uniform: Service dress blue "B", Navy enlisted women, ranks E 1 through E 6. Country: Unknown Stock Photo Alamy US Navy Enlisted Men's Dress, Blue, A & B Uniform