HAAP
Homebase/Advanced Assignment Program
HAC
House Appropriations Committee
HALP
HAWK Equipment Logistics Program
HAMD
helicopter ambulance medical detachment
HAP
Home Owners Assistance Program
HASC
House Armed Services Committee
HAW
heavy antitank/assault weapon
HC
hydrogen chloride
HCA
head of contracting activity
HCOR
Honorary Colonel of the Regiment
HD
harbor defense; honorable discharge
HDC
harbor defense command; helicopter direction center
HDY
heavy duty
HE
high explosive
HEAP
high-explosive armor piercing
HEAT
high-explosive anti-tank
HEAT-T
high-explosive anti-tank-tracer
HECP
harbor entrance control post
HECVES
harbor entrance control vessel
HEDP
high-explosive dual-purpose
HEFU
High-Energy Firing Unit
HEI
high-explosive incendiary
hel
helicopter
HELITEAM
helicopter team
HEP
high-explosive plastic
HEP-T
high-explosive plastic tracer
HERC
Nike Hercules
HESH
high-explosive squash head
HET
heavy-equipment transporter
HE-T
high-explosive tracer
HEV
health and environment
HF
harrassing fire: high frequency
HFE
human factors engineering
HFP
special pay for duty subject to hostile fire
HHB
headquarters and headquarters battery
HHC
headquarters and headquarters company
HHCL
"H" hour coordinating line
HHD
headquarters and headquarters detachment
HHG
household goods
HHR
hand-held radar
HHT
headquarters and headquarters troop
HIA
hold in abeyance
HIMAD
high-to-medium-altitude air defense
HIPAR
high-power acquisition radar
HIPIR
high-power illuminator radar
HISA
Headquarters and Installation Support Activity
HISRAN
high-precision short-range navigation
HJ
HONEST JOHN
HLG
Hawk Logistics Group
HLH
heavy lift helicopter
HLMR
Hunter-Leggitt Military Reservation
HMG
heavy machine-gun
HN
host nation
HNS
host nation support
HOA
heavy observation aircraft
HOB
height (depth) of burst
HOR
home of record
hosp
hospital
HOSS
Homing Optical System Study
how
howitzer
HP
holiday pay
HPA
head of a procuring activity
HPD
high-performance drone
HPSP
Health Professions Scholarship Program
HPTS
high-performance third stage (SPARTAN)
HPU
hydraulic pumping unit
HQ
headquarters
HQCS
Heraldic Quality Control System
hr
hour
HR
hand receipt
HRF
height ranger finder
HRO
Housing Referral Office
HRP
highway regulating point; holding and reconsignment point
HRS
Housing Referral Service
HS
high school; high speed
HSA
health service area
HSAAP
Holston Army Ammunition Plant
HSC
United States Army Health Services Command
HSCP
high-speed card punch
HSCR
high-speed card reader
HSGM
Honorary Sergeant Major of the Regiment
HSL
health service laboratory
HSM
Humanitarian Service Medal
HSP
1high-speed printer
HSR
health service region; high-speed reader
HTO
hospital transfer order
HTP
hardness test plan
HUMINT
human intelligence (the intelligence collection function that uses human
beings as both sources and collectors)
HUMRRO
Human Resources Research Organization
HV
high-velocity; hyper-velocity; high-voltage
HVAP
high-velocity armor-piercing
HVAPDS
high-velocity, armor piercing, discarding sabot
HVAP-T
hyper-velocity armor-piercing tracer
HVAR
high-velocity aircraft rocket
HVAT
high-velocity antitank
HVDP
heavy drop
HVTP-T
hyper-velocity target practice tracer
HWAAP
Hawthorne Army Ammunition Plant
HYAPP
Hays Army Ammunition Plant
Hz
hertz