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Acronym: PEN

Category: NASA Acronyms

Meaning / Stands for:

	Acronym	Meaning
	SS	Space Shuttle
	KYBD	Keyboard
	QCDR	Quality Control Deficiency Report
	SF	Safety Factor
	GN2	GaGN2Gaseous Nitrogen
	HP	Handling Procedure
	MMU	Manned Maneuvering Unit
	GNCFTS	GNGNCFTSGN&C Flight Test Station
	VAFB	Vandenberg Air Force Base
	HD	Hydrogen Drain