Airworthiness Directive 80-07-03
one-timeAirworthiness Directives; for formula for use of torque wrench with extensions. C) If the breakaway torque is at least 200 inch-pounds and not over 350 inch
Which aircraft AD 80-07-03 applies to
Tachometer drive adapter/connector torque check, Cessna P/N 0550296-1 and 0550297-1 (applicability read from the AD teaser — confirm exact model/serial from the records.)
Whether AD 80-07-03 actually applies to your aircraft (by serial and installed parts) and whether it’s already complied with comes from that aircraft’s records.
How AD compliance is recorded
A valid compliance record (14 CFR 43.9) states:
Tailplate reads a tail number’s logbooks and matches every applicable AD — including this one — to its compliance evidence, with recurring next-due dates computed.
Look up a tail number →Applicability is derived from the FAA directive corpus and is advisory, not a legal airworthiness determination. Compliance is established only from an aircraft’s actual records.