Buy Identified Korean War Navy Winter Dress Uniform Researched (hat Not Included) Online in India Etsy Navy Uniforms Shop Your Navy Exchange Official Site Something changed for this year's winter uniform shift. All Sailors in Navy Region Southwest will shift to winter uniforms Oct. 1 including San Diego. Below is an excerpt from Navy Region Southwest ( File:US Navy 080730 N 7090S 004 Personnel Specialist 1st Class Howard Williams models the new E 6 and below Service Uniform (SU). The SU is for year round wear and replaces summer white and winter blue uniforms.jpg U.S. Navy Sailor in Blue Winter Service Dress No.1 Historic Aviation The #1 Source For High Quality Airplane Collectibles And More