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Acronym: NAC

Category: NASA Acronyms

Meaning / Stands for:

	Acronym	Meaning
	CPA	Contingency Planning Aid
	SA	Safing Area
	SRCBD	Software Requirements Control Board Directive
	GTM	Ground Test Motor
	NCR	No Calibration Required
	ETC	Greenbelt
	PS	Payload Specialist
	CVAS	Configuration Verification Accounting System
	RCR	Retrofit Configuration Record
	UDMH	Unsymmetrical Dimethylhydrazine