WASHINGTON -- Optional wear of the Navy and command ball caps was authorized Sept. 1 with Navy Working Uniforms (NSU) (Type I, II and III) as well as with flight suits, coveralls, Flame Resistant ...

By the 1970s, ball caps had officially become an option for the working uniform, but only to be worn in the "ship or squadron's immediate area," updated regulations read. Big Navy embraced them by ...

1, when the Navy’s new policy allowing wearing of Navy and command ball caps with the Navy Working Uniform goes into effect — that the ship would adopt that policy. Photo by Mark D.