Chapter 5 section 2:
(3) Personnel with multiple qualifications, may wear two insignia, placing one in the primary position and the second in the secondary position, within the following guidelines:
(a) Only one insignia from any single category of insignia listed above <(paragraph 5201.2.a.)> is authorized for wear at the same time.
(b) Warfare qualification insignia take precedence over other qualification insignia and are placed in the primary position.
(c) Two warfare insignia, each from separate warfare categories, are authorized following these rules:
1 The warfare insignia of the specialty in which currently serving will be worn in the primary position.
2 If not currently serving in a warfare specialty, or have not earned the warfare insignia of the specialty in which currently serving: officers will wear the insignia corresponding to their designator, otherwise the warfare insignia earned first in the primary position; all other personnel will wear the warfare insignia earned first in the primary position.
(4) If no longer designated as a warfare specialist, continue wearing the earned warfare insignia, following the guidelines of this chapter, unless prohibited from doing so by administrative action.
(5) When insignia has both gold and silver versions, enlisted personnel wear silver, officers wear gold, within the following rules:
(a) Enlisted personnel who qualify for insignia, and are subsequently advanced to officer status continue wearing the enlisted insignia until qualified for a corresponding officer insignia; then replace the enlisted insignia with the officer insignia.
(b) Enlisted personnel who have been awarded the Small Craft insignia and are subsequently advanced to officer status wear the gold Small Craft Insignia.
(c) Enlisted personnel, who qualified in a warfare specialty as officers and were subsequently reverted to enlisted status, may continue to wear the officer insignia.
(6) Enlisted personnel awarded the Craftmaster insignia and subsequently advanced to officer status may continue to wear the Craftmaster Insignia.
And all this at 1G 0 KTS. Glad you weren't in the aircraft.