Maximum time in grade in a military force is the longest amount of time that an officer or enlisted man is allowed to remain in the service without being promoted. If the

soldier A soldier is a person who is a member of an army. A soldier can be a conscripted or volunteer enlisted person, a non-commissioned officer, or an officer. Etymology The word ''soldier'' derives from the Middle English word , from Old French ...

has not been promoted by the time he reaches MTIG, he is discharged from the service. Today, a recruit may enter the service at 17 years old and stay in service until age 65, for a total of 48 years of service.

Record holder

The record holder for the longest enlisted service is Chief Torpedoeman Harry Simond Morris (1887-1975), who entered the

U.S. Navy The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the largest and most powerful navy in the world, with the estimated tonnage o ...

at age 15 as an apprentice boy, and served for 55 years of continuous service, a record that cannot be surpassed under current regulations. Morris was the last living apprentice boy entitled to wear the apprentice "knot" on his uniform, and he was the founder and chairman of the " Great White Fleet Association," which held annual reunion dinners to commemorate the cruise at the U. S. Grant Hotel in downtown

San Diego San Diego ( , ; ) is a city on the Pacific Ocean coast of Southern California located immediately adjacent to the Mexico–United States border. With a 2020 population of 1,386,932, it is the eighth most populous city in the United States ...

References

Military ranks of the United States {{US-mil-stub