N90AP

01 /  Registration

Filed with the Federal Aviation Administration

Every cell below is a literal field from the FAA Aircraft Registry. Click any value to open the FAA registry record for N90AP.

02 /  NTSB Records

Events on file with the National Transportation Safety Board

03 /  Airworthiness Directives

Applicable to PIPER PA-31P

Federal Aviation Administration airworthiness directives matched to make and model. Each entry links to the Federal Register publication.

• Jun 12, 2023

  Airworthiness Directives; Various Airplanes, Helicopters, and Engines

  The FAA is adopting a new airworthiness directive (AD) for turbocharged, reciprocating engine-powered airplanes and helicopters and turbocharged, reciprocating engines with a certain v-band coupling installed. This AD was prompted by multiple failures of spot-welded, multi-segment v-band couplings at the tailpipe to the turbocharger exhaust housing flange (…

  Federal Register →

• Jul 27, 2022

  Airworthiness Directives; Various Airplanes, Helicopters, and Engines

  The FAA proposes to adopt a new airworthiness directive (AD) for turbocharged, reciprocating engine-powered airplanes and helicopters and turbocharged, reciprocating engines with a certain v- band coupling installed. This proposed AD was prompted by multiple failures of spot-welded, multi-segment v-band couplings at the tailpipe to the turbocharger exhaust…

  Federal Register →

• Feb 7, 2017

  Airworthiness Directives; Piper Aircraft, Inc. Airplanes

  We are adopting a new airworthiness directive (AD) for certain Piper Aircraft, Inc. Models PA-31T, PA-31T1, PA-31T2, PA-31T3, and PA- 31P-350 airplanes. This AD requires repetitive detailed visual inspections of the wiring below the main circuit breaker panel for proper clearance and evidence of damage and rerouting or replacing wires and/or parts as necess…

  Federal Register →

• Dec 8, 2015

  Airworthiness Directives; Piper Aircraft, Inc. Airplanes

  We are adopting a new airworthiness directive (AD) for certain Piper Aircraft, Inc. Models PA-23-250, PA-24-250, PA-24-260, PA-24-400, PA-30, PA-31, PA-31-300, PA-31P, PA-39, and PA-E23-250 airplanes. This AD was prompted by an accident caused by fuel starvation where the shape of the wing fuel tanks and fuel below a certain level in that tank may have allo…

  Federal Register →

• Mar 23, 2015

  Airworthiness Directives; Piper Aircraft, Inc. Airplanes

  We propose to adopt a new airworthiness directive (AD) for certain Piper Aircraft, Inc. Models PA-23-250, PA-24-250, PA-24-260, PA-24-400, PA-30, PA-31, PA-31-300, PA-31P, PA-39, and PA-E23-250 airplanes. This proposed AD was prompted by an accident caused by fuel starvation where the shape of the wing fuel tanks and fuel below a certain level in that tank…

  Federal Register →

• Nov 13, 2014

  Airworthiness Directives; Piper Aircraft, Inc.

  We are superseding Airworthiness Directive (AD) 76-06-09 for certain Piper Aircraft, Inc. Model PA-31P airplanes. AD 76-06-09 required repetitive inspection of certain exhaust system parts with replacement of parts mating with the turbocharger, as necessary, and allowed installation of a certain tailpipe v-band coupling as terminating action. This new AD re…

  Federal Register →

• Jul 9, 2014

  Airworthiness Directives; Piper Aircraft, Inc.

  We propose to supersede an existing airworthiness directive (AD) that applies to certain Piper Aircraft, Inc. Models PA-31P airplanes. AD 76-06-09 currently requires repetitive inspection of certain exhaust system parts with replacement of parts mating with the turbocharger, as necessary, and allows installation of a certain tailpipe v-band coupling as term…

  Federal Register →

• Sep 29, 2011

  Airworthiness Directives; Piper Aircraft, Inc. Airplanes

  We are revising an existing airworthiness directive (AD) for certain Piper Aircraft, Inc. Models PA-23, PA-23-160, PA-23-235, PA-23- 250, PA-23-250 (Navy UO-1), PA-E23-250, PA-31, PA-31-300, PA-31-325, PA-31-350, PA-31P, PA-31P-350, PA-31T, PA-31T1, PA-31T2, PA-31T3, PA- 42, PA-42-720, and PA-42-1000 airplanes that are equipped with a baggage door in the fu…

  Federal Register →

• May 20, 2011

  Airworthiness Directives; Piper Aircraft, Inc. PA-23, PA-31, and PA-42 Airplanes

  We propose to revise an existing airworthiness directive (AD) that applies to Piper Aircraft, Inc. PA-23, PA-31, and PA-42 airplanes. The existing AD currently establishes life limits for safety-critical nose baggage door components. That AD also requires you to replace those safety-critical nose baggage door components and repetitively inspect and lubricat…

  Federal Register →

• Jun 19, 2009

  Airworthiness Directives; Piper Aircraft, Inc. PA-23, PA-31, and PA-42 Series Airplanes

  We are adopting a new airworthiness directive (AD) for certain Piper Aircraft, Inc. (Piper) PA-23 series airplanes and all PA-31 and PA-42 series airplanes. This AD establishes life limits for safety- critical nose baggage door components. This AD also requires you to replace those safety-critical nose baggage door components and repetitively inspect and lu…

  Federal Register →

• Mar 10, 2009

  Airworthiness Directives; Piper Aircraft, Inc. PA-23, PA-31, and PA-42 Series Airplanes

  We propose to adopt a new airworthiness directive (AD) for certain Piper Aircraft, Inc. (Piper) PA-23 series airplanes and all PA- 31 and PA-42 series airplanes. This proposed AD would establish life limits for safety-critical nose baggage door components. This proposed AD would also require you to replace those safety-critical nose baggage door components…

  Federal Register →

• Feb 7, 2006

  Airworthiness Directives; Aero Advantage ADV200 Series (Part Numbers ADV211CC and ADV212CW) Vacuum Pumps

  The FAA adopts a new airworthiness directive (AD) for all airplanes equipped with Aero Advantage ADV200 series (part numbers ADV211CC and ADV212CW) vacuum pumps installed under supplemental type certificate number SA10126SC, through field approval, or other methods. This AD requires you to remove from service any affected vacuum pump and install an FAA-appr…

  Federal Register →

• Jul 14, 2005

  Airworthiness Directives; Hartzell Propeller Inc. Models HC-B3TN-2, HC-B3TN-3, HC-B3TN-5, HC-B3MN-3, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, HC-B4MP-3, HC-B4MP-5, and HC-B5MP-3 Propellers

  The FAA is adopting a new airworthiness directive (AD) for Hartzell Propeller Inc. models HC-B3TN-2, HC-B3TN-3, HC-B3TN-5, HC- B3MN-3, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, HC-B4MP-3, HC-B4MP-5, and HC- B5MP-3 propellers, installed with propeller mounting bolts, part number (P/N) B-3339. This AD requires initial and repetitive visual inspections and torque check…

  Federal Register →

• May 11, 2005

  Airworthiness Directives; Aero Advantage ADV200 Series (Part Numbers ADVPL211CC and ADVPL212CW) Vacuum Pumps

  The FAA proposes to adopt a new airworthiness directive (AD) for all airplanes equipped with Aero Advantage ADV200 series (part numbers ADVPL211CC and ADVPL212CW) vacuum pumps installed under supplemental type certificate number SA10126SC, through field approval, or other methods. This proposed AD would require you to remove any affected vacuum pump and rel…

  Federal Register →

• Jan 19, 2005

  Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders

  The FAA is adopting a new airworthiness directive (AD) to supersede Airworthiness Directive 2004-10-15, which applies to certain GTX 330 and GTX 330D Mode S transponders that are installed on airplanes. AD 2004-10-15 currently requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This AD applies to certain GTX 33, GTX 33D, GTX 3…

  Federal Register →

• Oct 7, 2004

  Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders

  The FAA proposes to supersede Airworthiness Directive (AD) 2004-10-15, which applies to certain GTX 330 and GTX 330D Mode S transponders that are installed on airplanes. AD 2004-10-15 currently requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This proposed AD applies to certain GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S…

  Federal Register →

• May 21, 2004

  Airworthiness Directives; GARMIN International Inc. GTX 330 Mode S Transponders and GTX 330D Diversity Mode S Transponders

  The FAA adopts a new airworthiness directive (AD) for certain GARMIN International Inc. GTX 330/GTX 330D Mode S transponders that are installed on aircraft. This AD requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This AD is the result of observations that the GTX 330 and GTX 330D may detect, from other aircraft, the S1 (su…

  Federal Register →

• Dec 30, 2003

  Airworthiness Directives; GARMIN International Inc. GTX 330 Mode S Transponders and GTX 330D Diversity Mode S Transponders

  The FAA proposes to adopt a new airworthiness directive (AD) for certain GARMIN International Inc. GTX 330/GTX 330D Mode S transponders. This proposed AD would require you to install GTX 330/ 330D Software Upgrade Version 3.03. This proposed AD is the result of observations that the GTX 330 and GTX 330D may detect, from other aircraft, the S1 (suppression)…

  Federal Register →

• Dec 3, 2003

  Airworthiness Directives; The New Piper Aircraft, Inc. Models PA-31, PA-31-300, PA-31-325, PA-31-350, PA-31P, PA-31T, PA-31T1, PA-31T2, PA-31T3, and PA-31P-350 Airplanes

  This amendment adopts a new airworthiness directive (AD) that applies to all The New Piper Aircraft, Inc. (Piper) Models PA-31, PA- 31-300, PA-31-325, PA-31-350, PA-31P, PA-31T, PA-31T1, PA-31T2, PA- 31T3, and PA-31P-350 airplanes. This AD requires you to install an inspection hole (or use for inspection the tooling hole in the rudder bottom rib), conduct a…

  Federal Register →

• Jun 3, 2003

  Airworthiness Directives; The New Piper Aircraft, Inc. Models PA-31, PA-31-300, PA-31-325, PA-31-350, PA-31P, PA-31T, PA-31T1, PA-31T2, PA-31T3, and PA-31P-350 Airplanes

  This document proposes to adopt a new airworthiness directive (AD) that would apply to all The New Piper Aircraft, Inc. (Piper) Models PA-31, PA-31-300, PA-31-325, PA-31-350, PA-31P, PA-31T, PA-31T1, PA-31T2, PA-31T3, and PA-31P-350 airplanes. This proposed AD would require you to install an inspection hole, conduct a detailed visual inspection of the rudde…

  Federal Register →

• Sep 20, 2002

  Airworthiness Directives; Textron Lycoming IO-540, LTIO-540 and TIO-540 Series Reciprocating Engines

  This amendment supersedes emergency airworthiness directive (AD) 2002-17-53 that was sent previously to all known U.S. owners and operators of Textron Lycoming LTIO-540 and TIO-540 series engines, rated at 300 horsepower (HP) or higher. That action requires, before further flight, replacing certain serial-numbered crankshafts that were hammer forged with cr…

  Federal Register →

• Mar 30, 2001

  Airworthiness Directives; The New Piper Aircraft, Inc. Models PA-31, PA-31-300, PA-31-325, PA-31-350, PA-31P, PA-31T, PA-31T1, PA-31T2, PA-31T3, and PA-31P-350 Airplanes

  This amendment supersedes three existing airworthiness directives (AD's) that apply to certain The New Piper Aircraft, Inc. (Piper) Models PA-31, PA-31-300, PA-31P, PA-31T, and PA-31T1 airplanes. These AD's currently require you to repetitively inspect and/or modify the elevator structure. This AD initially retains the inspection and modification requiremen…

  Federal Register →

• Dec 18, 2000

  Airworthiness Directives; The New Piper Aircraft, Inc. (formerly Piper Aircraft Corporation) PA-31 Series Airplanes

  This amendment supersedes Airworthiness Directive (AD) 80-26- 05, which currently requires you to repetitively inspect the main landing gear (MLG) inboard door hinges and attachment angles for cracks on certain The New Piper Aircraft, Inc. (Piper) PA-31 series airplanes. AD 80-26-05 also requires you to replace any cracked MLG inboard door hinge or attachme…

  Federal Register →

• Jul 21, 2000

  Airworthiness Directives; The New Piper Aircraft, Inc. (Formerly Piper Aircraft Corporation) PA-31 Series Airplanes

  This document proposes to revise an earlier proposed airworthiness directive (AD) that would apply to The New Piper Aircraft, Inc. (Piper) PA-31 series airplanes. The earlier NPRM would have superseded AD 80-26-05, which requires you to repetitively inspect the main landing gear (MLG) inboard door hinges and attachment angles for cracks on the affected airp…

  Federal Register →

• Jul 21, 2000

  Airworthiness Directives; The New Piper Aircraft, Inc. Models PA-31, PA-31-300, PA-31-325, PA-31-350, PA-31P, PA-31T, PA-31T1, PA-31T2, PA-31T3, and PA-31P-350 Airplanes

  This document proposes to supersede three existing airworthiness directives (AD's) that apply to certain The New Piper Aircraft, Inc. (Piper) Models PA-31, PA-31-300, PA-31P, PA-31T, and PA- 31T1 airplanes. These AD's currently require you to repetitively inspect and/or modify the elevator structure. The proposed AD would: initially retain the inspection an…

  Federal Register →

• Mar 23, 2000

  Airworthiness Directives; The New Piper Aircraft, Inc. PA-31 Series Airplanes

  This document adopts a new airworthiness directive (AD) that applies to all The New Piper Aircraft, Inc. PA-31 series airplanes that are equipped with pneumatic deicing boots. This AD requires revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. This AD is the result of reports of in-fligh…

  Federal Register →

• Oct 12, 1999

  Airworthiness Directives; The New Piper Aircraft, Inc. PA-31 Series Airplanes

  This document proposes to adopt a new airworthiness directive (AD) that would apply to all The New Piper Aircraft, Inc. (Piper) PA-31 series airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the result of reports of in-flight i…

  Federal Register →

• Jun 28, 1999

  Airworthiness Directives; The New Piper Aircraft, Inc. PA-23, PA- 30, PA-31, PA-34, PA-39, PA-40, and PA-42 Series Airplanes

  This amendment supersedes Airworthiness Directive (AD) 98-04- 27, which currently requires incorporating certain icing information into the FAA-approved airplane flight manual (AFM) of The New Piper Aircraft, Inc. (Piper) PA-23, PA-30, PA-31, PA-34, PA-39, PA-40, and PA-42 series airplanes. The Federal Aviation Administration (FAA) inadvertently omitted Pip…

  Federal Register →

• Jun 14, 1999

  Airworthiness Directives; The New Piper Aircraft, Inc. Models PA- 31, PA-31-300, PA-31-325, PA-31-350, and PA-31P-350 Airplanes

  This amendment adopts a new airworthiness directive (AD) that applies to certain The New Piper Aircraft, Inc. (Piper) Models PA-31, PA-31-300, PA-31-325, PA-31-350, and PA-31P-350 airplanes. This AD requires installing access holes for the inspection of the elevator spar; inspecting the elevator ice protection boots for looseness and reinstalling or replaci…

  Federal Register →

• Mar 10, 1999

  Airworthiness Directives; The New Piper Aircraft, Inc. Models PA- 31, PA-31-300, PA-31-325, PA-31-350, and PA-31P-350 Airplanes

  This amendment supersedes Airworthiness Directive (AD) 81-15- 04 R1, which currently requires repetitively inspecting for cracks at the elevator outboard hinge attachment on the horizontal stabilizer rear spar on certain The New Piper Aircraft, Inc. (Piper) Models PA-31, PA-31-300, PA-31-325, PA-31-350, and PA-31P-350 airplanes, and if cracks are found, inc…

  Federal Register →

• Nov 25, 1998

  Airworthiness Directives; The New Piper Aircraft, Inc. Models PA- 31, PA-31-300, PA-31-325, PA-31-350, and PA-31P-350 Airplanes

  This document proposes to adopt a new airworthiness directive (AD) that would apply to certain The New Piper Aircraft, Inc. (Piper) Models PA-31, PA-31-300, PA-31-325, PA-31-350, and PA-31P-350 airplanes. The proposed AD would require installing access holes for the inspection of the elevator spar; inspecting the elevator ice protection boots for looseness…

  Federal Register →

• Nov 17, 1998

  Airworthiness Directives; Parker Hannifan Airborne Dry Air Pumps, Conversion Kits, and Coupling Kits

  This document publishes in the Federal Register an amendment adopting Airworthiness Directive (AD) 98-23-01, which was sent previously to all known U.S. owners and operators of aircraft and engines equipped with certain Parker Hannifin Airborne dry air pumps, conversion kits, and coupling kits, utilizing part number (P/N) B1-19-1 flexible coupling that has…

  Federal Register →

• Sep 24, 1998

  Airworthiness Directives; The New Piper Aircraft, Inc. PA-23, PA- 30, PA-31, PA-34, PA-39, PA-40, and PA-42 Series Airplanes

  This document proposes to supersede Airworthiness Directive (AD) 98-04-27, which currently requires incorporating certain icing information into the FAA-approved airplane flight manual (AFM) of The New Piper Aircraft, Inc. (Piper) PA-23, PA-30, PA-31, PA-34, PA-39, PA- 40, and PA-42 series airplanes. The Federal Aviation Administration (FAA) inadvertently o…

  Federal Register →

• Sep 21, 1998

  Airworthiness Directives; The New Piper Aircraft, Inc. Models PA- 31, PA-31-300, PA-31-325, PA-31-350, and PA-31P-350 Airplanes

  This document proposes to supersede Airworthiness Directive (AD) 81-15-04 R1, which applies to certain The New Piper Aircraft, Inc. (Piper) Models PA-31, PA-31-300, PA-31-325, PA-31-350, and PA-31P-350 airplanes and currently requires repetitively inspecting for cracks at the elevator outboard hinge attachment on the horizontal stabilizer rear spar, and if…

  Federal Register →

• Apr 15, 1998

  Airworthiness Directives; The New Piper Aircraft, Inc. Models PA- 31, PA-31-300, PA-31-325, PA-31-350, and PA-31P Airplanes

  This amendment supersedes Airworthiness Directive (AD) 79-01- 04, which currently requires repetitively inspecting the elevator bungee spring for cracks or surface deformities on certain Piper Aircraft Corporation (known currently as The New Piper Aircraft, Inc.) Model PA-31-350 airplanes, and replacing any elevator bungee spring with cracks or surface defo…

  Federal Register →

• Nov 3, 1997

  Airworthiness Directives; The New Piper Aircraft, Inc. PA-20, PA- 22, PA-23, PA-24, PA-25, PA-30, PA-31P, PA-36, PA-39, and PA-44 Series Airplanes

  This document clarifies information in Airworthiness Directive (AD) 85-02-05, which applies to all The New Piper Aircraft, Inc. (Piper) PA-20, PA-22, PA-23, PA-24, PA-25, PA-30, PA-31P, PA-36, PA-39, and PA-44 series airplanes. AD 85-02-05 currently requires installing on the pilot's instrument panel a Piper part number (P/N) 81090-02 placard, which provide…

  Federal Register →

• Oct 21, 1997

  Airworthiness Directives; The New Piper Aircraft, Inc. (Formerly Piper Aircraft Corporation), Models PA-31, PA-31-300, PA-31-325, PA-31- 350, PA-31P, PA-31T, and PA-31T1 Airplanes

  This document proposes to supersede Airworthiness Directive (AD) 80-26-05, which currently requires the following on certain The New Piper Aircraft, Inc. (Piper) Models PA-31, PA-31-300, PA-31-325, PA-31-350, PA-31P, PA-31T, and PA-31T1 airplanes: repetitively inspecting the main landing gear (MLG) inboard door hinges and attachment angles for cracks, and r…

  Federal Register →

• Aug 21, 1997

  Airworthiness Directives; RAPCO, Inc. Filter, Part Numbers RA- 1J4-4, RA-1J4-6, and RA-1J4-7 From Lot Numbers 05597, 07797, and 12597

  This document publishes in the Federal Register an amendment adopting Airworthiness Directive (AD) 97-16-10, which was sent previously to owners of airplanes known to have RAPCO, Inc. (RAPCO) in- line pressure filters installed. This AD requires removing RAPCO filters with part numbers (P/N) RA-1J4-4, RA-1J4-6, and RA-1J4-7 that are from Lot Numbers 05597,…

  Federal Register →

• Jul 24, 1997

  Airworthiness Directives; The New Piper Aircraft, Inc. Models PA- 31, PA-31-300, PA-31-325, PA-31-350, and PA-31P Airplanes

  This document proposes to supersede Airworthiness Directive (AD) 79-01-04, which currently requires repetitively inspecting the elevator bungee spring for cracks or surface deformities on certain Piper Aircraft Corporation (known currently as The New Piper Aircraft, Inc.) Model PA-31-350 airplanes, and replacing any elevator bungee spring with cracks or sur…

  Federal Register →

04 /  Service Difficulty Reports

FAA SDR filings

The FAA does not currently expose a public API for Service Difficulty Reports. We do not back-fill or paraphrase. Search the FAA SDR portal directly →

05 /  Sources & Methodology

Every fact on this page links to its primary US-government source

• FAA Aircraft Registry →

  Refreshed May 5, 2026

  Available

• NTSB CAROL →

  Refreshed May 5, 2026

  Available

• Federal Register (FAA Airworthiness Directives) →

  Refreshed May 5, 2026

  Available

• FAA Service Difficulty Reports →

  Refreshed May 5, 2026

  Unavailable

We render only what the agency publishes. Found a factual error? Report it → We acknowledge within 5 business days and resolve within 14.