Article 3501.8
Cap, Ball
a. Description. Made of standard navy blue or coyote brown, wool, synthetic, or blended fabric (Figure 3501.8-1). The cap shall be a conventional baseball cap style with NAVY embroidered or sewn in approximately 1-1/4 inch gold block letters centered on the front and may have adjustable hat band and mesh back section. NAVY logo may be substituted with the command name, designation, and/or command logos that are conservative. If the individual's name is affixed, it is centered on the back of the cap in sewn or embroidered letters. The lettering may be in traditional command colors. The cap may be worn with civilian attire on or off base, without insignia. Authorized position held or rank titles (i.e., CO, XO, CMC, Plankowner, CHENG, OPS, DECK LCPO, etc.) or rank/rate with surname that are professional and conservative may be centered on the back of the cap in sewn or embroidered letters and the lettering may be in traditional command colors (no nicknames.) Ball caps with titles are not authorized for wear with civilian attire. Visor ornamentation, standard gold color, is authorized for Officers.
b. Rank Insignia. Officers may wear miniature size cap insignia and Chief Petty Officers may wear the garrison cap insignia. E4-E6 personnel may wear regular size insignia consisting of a silver eagle and chevron(s). Petty officers entitled to wear gold rating badges and service stripes on their Service Dress Blue uniform may wear gold chevrons vice silver on their cap device.
c. Correct Wear. Wear squarely on the head, with bottom edge parallel to and 1-1/2 inch above the eyebrows. Center insignia 1-1/4 inches from the visor.
d. Occasion for Wear. The navy blue NAVY and command ball caps (navy blue and coyote brown) are authorized for optional wear with the NWU Types II and III, Navy coveralls, flight suits, and the physical training uniform (PTU) (shirt/shorts/fitness suit/sweat shirt/sweat pants). For the NWU Types II and III, the eight-point cover will remain the standard head gear worn during uniform inspections, special events, and as determined by the Regional Commander or unit Commanding Officer.
e. Ownership Markings (Optional for Officers/CPOs). Surname, first initial and middle initial (if applicable) on sweatband.