Acronym: HAC

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

Other acronyms from this category

	Acronym	Meaning
	PLBK	Playback (PB Preferred)
	PSP	Payload Signal Processor
	SEP	SUPPort Equipment Package
	ADEOS	Advanced Earth Observing Mission
	G-G	Ground-to-Ground
	NA	Next Action
	RS	Redundancy Status
	ISPM	International Solar Polar Mission
	SGC	Abilized Ground Cloud
	PTA	Potential Toxic Area