Airworthiness Directive 49-27-01
one-timeAirworthiness Directives; Consolidated Vultee Aircraft Corporation, Stinson Division BT-13 BT-13A (Army SNV-1) BT-13B (Navy SNV-2) Consolidated Vultee Aircr
Which aircraft AD 49-27-01 applies to
Source applicability text truncated to footer/model listing only ('This information is not available'); no substantive technical requirement captured.
Whether AD 49-27-01 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.