Photograph a military or equivalent-service letter. We file the days.
0
Logged
0
Equivalent
0
Combined
Watch hours → days
Eight hours of watchstanding commonly counts as one day of service.
12
service days
Days → months
NMC months of service: 30 days = 1 month.
12
months of service
MMC renewal
0
360 more days in the last 5 years for MMC renewal.
Alternatives: open-book exercise, approved refresher, or 3 years of closely related employment. Officer endorsements that require it use 90 days in 3 years (0 logged).
Rule source: 46 CFR 10.227Equivalent service
Academy, school ship, military sea service, or an approved program.