USS Constellation CV-64 · America’s Flagship Open the Book
1994–95 Western Pacific & Persian Gulf Deployment 435 pages · searchable by name, division, squadron, and port
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Ship’s Company · WESTPAC ’94–95

AIMD — Aircraft Intermediate Maintenance

The shipboard repair shops that keep the air wing's aircraft and gear flying.

Group
Flight Operations
In the Book
p. 29
Divisions
5

What They Do

The Aircraft Intermediate Maintenance Department performs the repair work that lies beyond a squadron’s own capacity but short of a shipyard or depot. Its technicians tear into jet engines, mend airframes, troubleshoot avionics, and rebuild the support equipment that keeps the flight deck alive. In effect, AIMD is a self-contained aviation repair plant carried thousands of miles from any home base.

Spread across specialized shops, its sailors test failed components, return them to service, and feed serviceable parts back to the squadrons. When a black box fails or a hydraulic line bursts, AIMD decides whether the part can be fixed at sea or must be replaced — a judgment that directly governs how many aircraft are ready to fly.

Aboard Constellation

At sea there is no replacement aircraft a phone call away, so AIMD’s output translated almost directly into combat readiness. Engine test cells roared, avionics benches glowed, and machinists turned out parts around the clock to keep the air wing’s sortie rate high. A backlog in any shop could ground aircraft and ripple through the entire flight schedule.

The work demanded both precision and endurance. Technicians labored in compartments deep within the ship, often through the night, knowing that a pilot’s life and a mission’s success rested on the integrity of their repairs. Their contribution was invisible from the flight deck yet essential to every launch that left it.

Divisions

IM-1
Production control and administration — scheduling and tracking the work.
IM-2
Power plants and airframes.
IM-3
Avionics, electrical, and instrument repair.
IM-4
Aviation armament and ordnance equipment.
IM-5
Aviation support equipment — the tractors and gear that move the wing.

Divisions

The AIMD — Aircraft Intermediate Maintenance comprised 5 divisions; each has its own roster page with every Sailor by rank, name, and a link to the cruise book.

IM-136 sailors
Production control and administration
pp. 30–31 · cruise book
View roster →
IM-289 sailors
Power plants and airframes
pp. 32–36 · cruise book
View roster →
IM-3184 sailors
Avionics, electrical, and instrument repair
pp. 37–46 · cruise book
View roster →
IM-434 sailors
Aviation armament and ordnance equipment
pp. 47–48 · cruise book
View roster →
IM-522 sailors
Aviation support equipment
pp. 49–50 · cruise book
View roster →
See the AIMD pages in the cruise book →

Questions & Answers

What does AIMD do?

AIMD provides intermediate-level maintenance, repairing engines, airframes, avionics, and support equipment beyond what squadrons can handle but below depot level, to keep the air wing flying.

How did AIMD differ from a squadron's own maintenance?

Squadrons handled routine, organizational-level upkeep on their own aircraft, while AIMD performed deeper component repair and testing shared across all squadrons aboard.