|21-10A||ANM-110||Flight Recorder and Cockpit Voice Recorder Underwater Locating Devices This AC provides an acceptable means of showing compliance with the underwater locating device (ULD) requirements of the Federal Aviation Regulations for recorder ULD’s.||04-19-1983|
|21-18||AWS-1||Large AC] Bilateral Airworthiness Agreements Makes available to interested persons copies of all current U.S. Bilateral Airworthiness Agreements (BAA) together with an explanation of their intent. SN 050-007- 00614-4.||08-20-1982|
Carriage of Cargo in Restricted Category Aircraft and Other Special Purpose Operations
This advisory circular (AC) is to advise that the carriage of cargo in a restricted category aircraft is considered a restricted category special purpose operation and provides procedures for designating other special purpose operations under Federal Aviation Regulation (FAR) 21,25(b)(7).
|21-13||AIR-200||Standard Airworthiness Certification of Surplus Military Aircraft and Aircraft Built from Spare and Surplus Parts||04-05-1973|
|21-4B||AIR-200||Special Flight Permits for Operation of Overweight Aircraft Furnishes guidance concerning special flight permits necessary to operate an aircraft in excess of its usual maximum certificated takeoff weight.||07-30-1969|