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MS Symptoms Early

Acronym: SPPIL

Category: NASA Acronyms

Meaning / Stands for:

	Acronym	Meaning
	MPR	Maintainability Problem Report
	RPLC	Replace
	EVCS	Extravehicular Communications System
	OSOP	Orbiter Systems Operating Procedures
	PPB	Program Performance Baseline
	PB	Phonetically Balanced
	GSTAR	General Satellite (ELV)
	HDC	Hasselblad Data Camera
	MOV	Main Oxidizer Valve
	LRU	Line Replaceable Unit