What time is 0828 in military time?

0828 (or 08:28) is 8:28 AM.

The other way round: 8:28 AM in military time is 0828, said “zero eight twenty-eight hours.”

Military time	0828 hours
24-hour clock	08:28
12-hour clock	8:28 AM
Said out loud	“zero eight twenty-eight hours”
Minutes after midnight	508
Share of the day gone	35.3%

How to convert 0828

The hour is 08, which is before 12, so it's a morning time: drop the leading zero, keep the minutes (28) and add AM. That gives 8:28 AM.