This Aerospace Standard establishes the diameter - pitch combinations of ISO metric 60 screw threads recommended for use in the aerospace industry for metric module shaft of bearing retaining screw threads.
Procedure for obtaining the corrected heat-rating values (indicated mean effective pressure, IMEP) of spark plugs rated in the SAE 17.6 cubic inch rating engine (SAE AS840).
These specifications contain general information pertaining to the sparking voltage parameter of shunted surface gap spark igniters; test equipment circuitry; bill of materials for test equipment; test equipment operation.