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Aviation abbreviation

minimum safe/sector altitude

MSA

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At a glance

Meaning of minimum safe/sector altitude

MSA stands for minimum safe/sector altitude in FAA terminology.

More about minimum safe/sector altitude

This abbreviation is used in air navigation. The English reference lists minimum safe/sector altitude with the abbreviation MSA.

FAA abbreviations reflect US aviation usage. Their meaning and permitted use can differ in documents from other countries.