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United States Department of Transportation United States Department of Transportation

AC 20-41A - Substitute Technical Standard Order (TSO) Aircraft Equipment

Document Information

Number
20-41A
Title
Substitute Technical Standard Order (TSO) Aircraft Equipment
Status
Active
Date issued
1977-04-05
Office of Primary Responsibility
AIR-120, Aviation Safety - Aircraft Certification Service, Aircraft Engineering Division
Description
Sets forth an acceptable means for complying with rules governing aircraft equipment installations in cases involving the substitution of technical standard order equipment for functionally similar TSO approved equipment.
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