GCU-Gun control unit.
GUIDED WEAPON-A weapon that has no pro-
pulsion but does have guidance control capability.
HARM-High-speed, antiradiation missile.
HDC-Helicopter Direction Center.
HERO-Hazardous electromagnetic radiation to ord-
HTW-Helicopter trap weapon.
HUNG WEAPON-A weapon that accidentally re-
mains attached to an aircraft after an attempt to
release it from the rack.
IF APPLICABLE-Used to preface a step/procedure
meaning that, when required, must be performed.
When the step/procedure is not required, it may be
IFOBRL-In-flight operable bomb rack lock.
IMER-Improved multiple ejector rack
mechanical device that controls the release or firing
of airborne weapons/stores at a specified interval or
IPDSMS-Improved Point Defense Surface Missile
IPB-Illustrated parts breakdown.
IRRP-Improved Rearming Rate Program.
ITER-Improved triple ejector rack
IWHS-Improved Weapons Handling System.
JADM-Joint Direct Attack Munition
JETTISON-Releasing of an airborne weapon or store
by an emergency or secondary release system.
JSOW-Joint standoff weapon
LABS-Low altitude bombing system.
LALS-Linkless Ammunition Loading System.
LBI-Loss by inventory.
LDGP-Low-drag, general purpose.
LEMA-Linear electromechanical actuator.
LGTR-Laser guided training round (LGTR).
LSFFAR-Low-spin, folding-fin, aircraft rocket.
MACH-A measurement of sonic speed under standard
Mach 1.0 is about 766
miles per hour.
MDD-Maintenance due date.
MER-Multiple ejector rack.
MIARS-Maintenance Information Automated Re-
MILSTRIP-Military Standard Requisitioning and Is-
MIM-Maintenance instruction manual.
MOAT-Missile on aircraft test.
MOMAG-Mobile mine assembly group.
MRC-Maintenance requirements card.
NADEP-Naval ammunition depot.
NALC-Naval ammunition logistics code.
NAPI-Naval Aeronautic Publications Index.
NAR-Naval ammunition reclassification.
NATO-North Atlantic Treaty Organization.
NATOPS-Naval Air Training and Operating Pro-
NATSF-Naval Air Technical Services Facility.
NAVAIRSYSCOM-Naval Air Systems Command.
NAVSUPSYSCOM/NAVSUP-Naval Supply Systems
NIIN-National item identification number.
NOMMP-Naval ordnance maintenance management