Acronym: HAC

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

Other acronyms from this category

	Acronym	Meaning
	MSID	Measurement Stimulation Identification
	OT	Out Temperature
	MAAB	Materials Application Advisory Board
	LV	Launch Vehicle
	MPC	Meteorological Prediction Center
	F	Front
	PRS	Power Reactant System (Subsystem)
	TED	Trailing Edge Down
	SKD	Singer
	PL	Payload (P/L Preferred)