U.S. Army
Ordnance Corps
If it shoots, explodes, or moves — Ordnance owns it. From 47 billion rounds produced in WWII to assembling the atomic bombs on Tinian to EOD techs making the long walk toward IEDs in Iraq, the Ordnance Corps arms, equips, maintains, and protects the force. The flaming bomb insignia is the oldest in the Army. The mission hasn't changed in 212 years.
World War II — The Arsenal
1941 – 1945
WWII
ARSENAL OF DEMOCRACY
47B
Rounds Produced
88K
Tanks Produced
12.5M
Rifles · Carbines
Depot
REPAIR · REBUILD
The Ordnance Corps managed the production of 47 billion rounds of ammunition, 88,000 tanks, 12.5 million rifles and carbines, and millions of vehicles during WWII. Ordnance depots repaired and rebuilt damaged equipment — returning tanks to the fight within days of being knocked out. Mobile ordnance maintenance companies followed combat units, repairing vehicles and weapons in the field. The Red Ball Express delivered the supplies, but Ordnance kept the weapons and vehicles running that consumed them.
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MANHATTAN
ORDNANCE DEPT · 1942
MED
Manhattan Engineer Dist
Ordnance
Dept Transferred to COE
Fat Man
Little Boy · Assembled
Tinian
1st ORDNANCE SQ
The Manhattan Project began under the Ordnance Department before being transferred to the Corps of Engineers. Ordnance officers worked at Los Alamos assembling the bomb components. The 1st Ordnance Squadron, Special (Aviation) on Tinian Island assembled and loaded Little Boy and Fat Man onto the B-29s that dropped them on Hiroshima and Nagasaki. Ordnance soldiers physically handled the weapons that ended the war. The flaming bomb insignia took on new meaning in August 1945.
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Modern Ordnance
Maintenance & Ammunition
MAINTENANCE
91-SERIES MOS
91-Series
Maintenance MOS
Abrams
Bradley · Stryker
Field
Maintenance Teams
Readiness
= MAINTENANCE
91-Series Ordnance maintainers keep the Army's fleet of vehicles, weapons, and equipment operational — from 91A Abrams System Maintainers to 91B Wheeled Vehicle Mechanics to 91F Small Arms Repairers. The readiness rate of the Army's equipment is directly determined by the quality of its Ordnance maintainers. In combat, maintenance teams recover and repair damaged vehicles under fire. A tank that's broken down in the motor pool is as combat-ineffective as one that's been hit by an RPG. Ordnance fixes both.
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AMMO
CLASS V
89B
Ammunition Specialist
Class V
Ammunition Supply
ASP
Ammo Supply Points
Millions
ROUNDS MANAGED
Ammunition specialists manage the most dangerous supply class in the Army — from small arms to tank main gun rounds to missiles to demolitions. Ammunition Supply Points in combat zones store and issue millions of rounds. Ammo soldiers receive, store, maintain, and issue every explosive item the Army uses. A mistake in ammunition operations can kill everyone in the ASP. Ordnance ammo soldiers handle high explosives every day with precision that leaves zero room for error.
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212
Years of Service
Oldest
Branch Insignia
89D
EOD Specialists
Fix
Shoot · Supply