These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.
Pratt & Whitney R-1340 Series Reciprocating Engines
Jul 19, 1999
Engine (R1340 SERIES)
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (2)
Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
Propellers · bearing · failedApr 22, 1998
PROPELLER BEARING ROLLERS FLAT IN 81 HOURS. CAUSE UNKNOWN. AFTER 20-HOUR SERVICE, PROPELLER STARTED VIBRATING. PROPELLER WAS REMOVED FROM AIRCRAFT AFTER 81 HOURS. STC SP 78365W.
From FAA Service Difficulty Reports; matched by N-number and serial number.
Propellers · bearing · failedMar 10, 1998
PROPELLER BEARING ROLLERS FLAT IN 116 HOURS. CAUSE UNKNOWN. STC SP 78365W.
From FAA Service Difficulty Reports; matched by N-number and serial number.