46 CFR 350.5 - Replacement decorations.
The following decorations that have been previously issued may be replaced at cost upon written request made to the Office of Maritime Labor, Training and Safety:
(a) Distinguished Service Medal.
(b) Meritorious Service Medal.
(c) Mariner's Medal.
(d) Gallant Ship Unit Citation Bar.
(e) Presidential Testimonial Letter (no cost for replacement).