Acronym: HAC

Category: NASA Acronyms Meaning / Stands for: Heading Alignment Cone

Other acronyms from this category

	Acronym	Meaning
	GDC	Gyro Display Coupler
	PRC	People'sRepublic Of China Satellite
	TSO	Time Sharing Option
	MTL	Main Transfer Line
	GC	Ground Control
	PMC	Plutona-Molybdenum Cermet
	ILS	IntegratedLogistics Support
	OMD	Orbiter Mating Device
	OB	Operational Base
	TOS	Test Operating System