Type Record · As of May 3, 2026
PIPER PA-31
Fixed Wing Multi Engine · LYCOMING TI0-540 SER
Registered
27
Year Range
1968–1978
NTSB Events
4
Airworthiness Directives
47
01 / Distribution
Where the fleet lives and was built
Counts of currently-registered PIPER PA-31 aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.
By State (top 10)
- NV 14.8% 4
- FL 14.8% 4
- WA 7.4% 2
- WY 7.4% 2
- DE 7.4% 2
- OH 7.4% 2
- PA 3.7% 1
- MI 3.7% 1
- MT 3.7% 1
- MO 3.7% 1
+7 more states
By Decade of Manufacture
- 1960s 14.8% 4
- 1970s 55.6% 15
- Unknown 29.6% 8
02 / NTSB Records
Events involving PIPER PA-31 aircraft
4 event(s) on file. Showing the most recent 4.
-
Sep 30, 2025
N16SCKotlik, Alaska
NTSB Docket → -
Sep 24, 2024
N250MDGloucestershire, Other Foreign
NTSB Docket → -
Jan 31, 1993
N16SCCOLUMBIA, California
NTSB Docket → -
Aug 29, 1979
N9167YCOVINGTON, Kentucky
NTSB Docket →
02b / NASA ASRS Reports
Near-miss reports involving PIPER PA-31
NASA's voluntary, confidential reporting system surfaces what almost went wrong. 1 de-identified ASRS report references this airframe. Pilot-written narrative. ASRS reports are voluntary and not investigated — they represent the reporter's perspective and cannot infer prevalence.
03 / Airworthiness Directives
FAA directives applicable to PIPER PA-31
47 directive(s) on file. Showing the most recent 25 · 22 more in the Federal Register.
-
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 t…
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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 t…
-
May 25, 2017
Airworthiness Directives; Piper Aircraft, Inc. Airplanes
We are adopting a new airworthiness directive (AD) for certain Piper Aircraft, Inc. Models PA-31, PA-31-300, PA-31-325, and PA-31-350 airplanes. This AD was prompted by fatigue cracking in the fuselage station (FS) 332.00 bulkhead common to the horizontal stabilizer front spar attachment. This AD requires repetitive i…
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Jan 3, 2017
Airworthiness Directives; Piper Aircraft, Inc. Airplanes
We propose to adopt a new airworthiness directive (AD) for certain Piper Aircraft, Inc. Models PA-31, PA-31-300, PA-31-325, and PA-31-350 airplanes. This proposed AD was prompted by fatigue cracking in the fuselage station (FS) 332.00 bulkhead common to the horizontal stabilizer front spar attachment. This proposed AD…
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Jun 6, 2016
Airworthiness Directives; Piper Aircraft, Inc. Airplanes
The FAA is correcting an airworthiness directive (AD) that published in the Federal Register. That AD applies to certain Piper Aircraft, Inc. Model PA-31-350 airplanes. The wing locations of engine TIO-540-J2B and LTIO-540-J2B in table 1 of the Applicability, paragraph (c), section are incorrect. This document correct…
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May 2, 2016
Airworthiness Directives; Piper Aircraft, Inc. Airplanes
We are adopting a new airworthiness directive (AD) for certain Piper Aircraft, Inc. Model PA-31-350 airplanes. This AD was prompted by a report of an engine fire caused by a leak in the fuel pump inlet hose. This AD requires inspecting the fuel hose assembly and the turbocharger support assembly for proper clearance b…
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Mar 11, 2016
Airworthiness Directives; Piper Aircraft, Inc. Airplanes
We are superseding Airworthiness Directive (AD) 96-12-12, which applies to certain Piper Aircraft, Inc. Models PA-31, PA-31-300, PA-31-325, and PA-31-350 airplanes. AD 96-12-12 requires a one-time inspection of the bulkhead assembly at fuselage station (FS) 317.75 for cracks and the installation of one of two reinforc…
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Jan 26, 2016
Airworthiness Directives; Piper Aircraft, Inc. Airplanes
We are revising an earlier proposed airworthiness directive (AD) for certain Piper Aircraft, Inc. Model PA-31-350 airplanes. The NPRM proposed to require inspecting the fuel hose assembly and the turbocharger support assembly for proper clearance between them, inspecting each assembly for any sign of damage, and makin…
-
Dec 9, 2015
Airworthiness Directives; Piper Aircraft, Inc. Airplanes
We propose to supersede Airworthiness Directive (AD) 96-12-12, which applies to certain Piper Aircraft, Inc. Models PA-31, PA-31-300, PA-31-325, and PA-31-350 airplanes. AD 96-12-12 currently requires a one-time inspection of the bulkhead assembly at fuselage station (FS) 317.75 for cracks and the installation of one…
-
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…
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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…
-
Jun 3, 2014
Airworthiness Directives; Piper Aircraft, Inc. Airplanes
We propose to adopt a new airworthiness directive (AD) for certain Piper Aircraft, Inc. Model PA-31-350 airplanes. This proposed AD was prompted by a report of an engine fire caused by a leak in the fuel pump inlet hose. This proposed AD would require inspecting the fuel hose assembly and the turbocharger support asse…
-
Sep 5, 2013
Airworthiness Directives; Piper Aircraft, Inc. Airplanes
The FAA is correcting an airworthiness directive (AD) that published in the Federal Register. That AD applies to all Piper Aircraft, Inc. Models PA-31, PA-31-325, and PA-31-350 airplanes. Table 1 of paragraph (g) lists the incorrect model/part number for the Model PA-31-350, tail pipe assembly, top. This document corr…
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Jun 12, 2013
Airworthiness Directives; Piper Aircraft, Inc. Airplanes
We are superseding an existing airworthiness directive (AD) for all Piper Aircraft, Inc. Models PA-31, PA-31-325, and PA-31-350 airplanes. That AD currently requires a detailed repetitive inspection of the exhaust system downstream of the turbochargers and repair or replacement of parts as necessary. This new AD requi…
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Sep 18, 2012
Airworthiness Directives; Piper Aircraft, Inc. Airplanes
We propose to supersede an existing airworthiness directive (AD) that applies to all Piper Aircraft, Inc. Models PA-31, PA-31-325, and PA-31-350 airplanes. The existing AD currently requires a detailed repetitive inspection of the exhaust system downstream of the turbochargers and repair or replacement of parts as nec…
-
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 ar…
-
Aug 12, 2011
Airworthiness Directives; Lycoming Engines (L)O-360, (L)IO-360, AEIO-360, O-540, IO-540, AEIO-540, (L)TIO-540, IO-580, and IO-720 Series Reciprocating Engines
We propose to supersede an existing airworthiness directive (AD) that applies to the products listed above. The existing AD currently requires replacing certain crankshafts. Since we issued that AD, Lycoming Engines discovered that the start date of affected engine models in Mandatory Service Bulletin (MSB) No. 569A,…
-
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 componen…
-
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 co…
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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 safet…
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Dec 26, 2007
Airworthiness Directives; Hartzell Propeller Inc. Compact Series Propellers
The FAA is superseding an existing airworthiness directive (AD) for all Hartzell Propeller Inc. models ( )HC-( )( )Y( )-( )( )( ) compact series, constant speed or feathering propellers with Hartzell manufactured "Y" shank aluminum blades. That AD currently requires initial blade inspections, with no repetitive inspec…
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Sep 29, 2006
Airworthiness Directives; Lycoming Engines (L)O-360, (L)IO-360, AEIO-360, O-540, IO-540, AEIO-540, (L)TIO-540, IO-580, and IO-720 Series Reciprocating Engines.
The FAA is adopting a new airworthiness directive (AD) for certain Lycoming Engines (L)O-360, (L)IO-360, AEIO-360, O-540, IO-540, AEIO-540, (L)TIO-540, IO-580, and IO-720 series reciprocating engines. This AD requires replacing certain crankshafts. This AD results from reports of 23 confirmed failures of similar crank…
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Aug 14, 2006
Airworthiness Directives; Hartzell Propeller Inc. Compact Series Propellers
The FAA proposes to supersede an existing airworthiness directive (AD) for Hartzell Propeller Inc. models ( )HC-( )( )Y( )-( )( )( ) compact series, constant speed or feathering propellers with Hartzell manufactured "Y" shank aluminum blades. That AD currently requires initial blade inspections, with no repetitive ins…
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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 affe…
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Dec 12, 2005
Airworthiness Directives; Shadin ADC-2000 Air Data Computers
The FAA adopts a new airworthiness directive (AD) for certain Shadin ADC-2000 air data computers (ADC) installed on airplanes. This AD requires you to replace affected ADC-2000 units with a modified unit. This AD results from reports that certain ADC-2000 units display incorrect altitude information on the Electronic…
04 / Type Certificate Data Sheets
FAA TCDS for PIPER PA-31
The TCDS is the legal certification document — weight limits, performance, equipment, AD compliance times, operating limitations. 1 match in the FAA catalog.
- A20SO Historical Rev 12 · 09/23/2009
Piper Aircraft Inc.
Models: PA-31-300, PA-31-350, PA-31, PA-31-325
05 / Special Airworthiness Information Bulletins
Advisories applicable to PIPER PA-31
7 SAIBs on file. SAIBs are FAA advisory notices — not mandatory like ADs, but worth reviewing for service bulletins and emerging issues.
-
12/12/2013
SAIB CE-14-07
WING SPAR Main Spar Lower Cap Cracks
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01/20/2006
SAIB CE-06-22
SAIB CE-06-22 —
-
09/13/2004
SAIB CE-04-86
SAIB CE-04-86 —
-
04/16/2003
SAIB CE-03-35
SAIB CE-03-35 —
-
08/26/1998
SAIB ACE-98-44
SAIB ACE-98-44 —
-
10/17/1997
SAIB ACE-98-01
SAIB ACE-98-01 —
-
12/24/1996
SAIB ACE-96-16
SAIB ACE-96-16 —
06 / Supplemental Type Certificates
Modifications approved for PIPER PA-31
461 STCs on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.
-
03/03/2026
STC SA02511SE
Installation of replacement fuel quantity indicator sending unit(s)
CiES Inc.
-
08/15/2025
STC SA01844WI
Installation of Garmin GFC 600 Automatic Flight Control System
Garmin International Inc.
-
07/24/2025
STC SA02511SE
Installation of replacement fuel quantity indicator sending unit(s)
CiES Inc.
-
07/21/2025
STC SA02511SE
Installation of replacement fuel quantity indicator sending unit(s)
CiES Inc.
-
04/01/2025
STC SA04046CH PAGE 2
Installation of L-3 GENESIS (TM) Electronic Standby Instrument System (ESI-500/MAG-500)
Acron Aviation Inc.
-
04/01/2025
STC SA02738CH (PAGE 2)
Installation of L-3 Communications Avionics Systems
Acron Aviation Inc.
-
11/22/2024
STC SA04378CH
Installation of an engine modified per STC SE04349CH
SureFly Partners Ltd.
-
10/03/2024
STC SA00225IB
Installation of a Cockpit Combustion Heater Exhaust Extension on the Right-Hand Side (RHS) of the Fuselage
KASI Aviation Services Inc.
-
09/13/2024
STC SA01844WI
Installation of Garmin GFC 600 Automatic Flight Control System
Garmin International Inc.
-
08/27/2024
STC SA04837NY
Installation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lights
AeroLED's Holdings, LLC
-
08/27/2024
STC SA02386AK
Replacement of existing landing and/or taxi light reflector and bulbs with Light Emitting Diode (LED) lighting systems
AeroLED's Holding LLC
-
06/13/2024
STC SA02511SE
Installation of replacement fuel quantity indicator sending unit(s)
CiES Inc.
-
06/13/2024
STC SA02511SE (2 OF 2)
Installation of replacement fuel quantity indicator sending unit(s)
CiES Inc.
-
06/13/2024
STC SA02511SE (2 OF 3)
Installation of replacement fuel quantity indicator sending unit(s)
CiES Inc.
-
02/02/2024
STC SA02658SE (1 OF 2)
Installation of Garmin GI 275 Multi-Function Display System
Garmin International Inc.
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12/12/2023
STC SA02571SE (PAGE 2)
Installation of Garmin G500/G600 TXi Integrated Avionics System (Primary Flight Display, Multi-Function Display, and Engine Indicating System Display).
Garmin International Inc.
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11/16/2023
STC SA02532AT
Installation of subject Michelin tires on appropriate aircraft. For Michelin 5, 6, 8, and 10-inch rim diameter tires on General Aviation Aircraft.
Michelin North America Inc.
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07/19/2023
STC SA04378CH
Installation of an engine modified per STC SE04349CH on an aircraft listed on FAA approved model list #SA04378CH dated 1/13/19 or later FAA approved revision, IAW SureFly installat…
SureFly Partners Ltd.
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06/29/2023
STC SA04400NY
Installation of the Integrated Back-up Battery System (IBBS)
TCW Technologies LLC
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06/23/2023
STC SA01844WI
Installation of Garmin GFC 600 Automatic Flight Control System
Garmin International Inc.
-
05/22/2023
STC SA01435LA
Installation of engines modified with Firewall Forward Technologies LLC modified camshaft
Centri-Lube Technologies LLC
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04/05/2023
STC SA00756DE
Installation of Automatic Dependent Surveillance Broadcast (ADS-B) Out Equipment using a Trig Avionics TT22 Transponder and an approved Global Positioning System (GPS) Position Se…
Peregrine
-
01/10/2023
STC SA04378CH
Installation of an engine modified per STC SE04349CH on an aircraft listed on FAA approved model list #SA04378CH dated 1/13/19 or later FAA approved revision, IAW SureFly installat…
SureFly Partners Ltd
-
12/23/2022
STC SA04586CH
Installation of Electroair Back Up Battery Panel System Control
Electroair Aquisition Corp.
-
12/12/2022
STC SA02738CH (PAGE 2)
Installation of L-3 Communications Avionics Systems
L3Harris Aviation Products Inc.
-
12/12/2022
STC SA04046CH PAGE 2
Installation of L-3 GENESIS (TM) Electronic Standby Instrument System (ESI-500/MAG-500)
L3Harris Aviation Products Inc.
-
09/19/2022
STC SA295GL
Install Cleveland conversion kit, P/N 199-83.
Kaman Corporation Aircraft Wheel and Brake LLC
-
09/19/2022
STC SA721GL
Install Parker Hannifin Wheels & Brakes Conversion Kit 199-119. (PA-31-350 modified by STC SA4678SW)
Kaman Corporation Aircraft Wheel and Brake LLC
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09/19/2022
STC SA563GL
Installation of Cleveland conversion kit, P/N 199-100.
Kaman Corporation Aircraft Wheel and Brake LLC
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09/01/2022
STC SA01967WI (2 OF3)
Use of GAMI G100UL High Octane Unleaded Avgas
General Aviation Modifications Inc.
+ 431 more STCs on file
07 / PMA replacement parts
FAA-approved replacement parts for PIPER PA-31
60+ parts on file from the FAA Parts Manufacturer Approval database. Each is a non-OEM part the FAA has authorized for use as a replacement on this aircraft type.
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SLH-005 Kit#https://drs.faa.gov/browse/excelExternalWindow/4F12F6D26F0592448625849D004F9E66.0001##
Sight hole and cover panel and universal mounting plate for Piper PA-31 series airplanes
Aerospace Solutions Group, LLC replaces Modification Part
PMA holder → -
1483-00-3#https://drs.faa.gov/browse/excelExternalWindow/61B068D3447E417D8625841D00570E66.0001##
Blower Assy., C.W.
Aero Fluid Products replaces Piper 453-010
PMA holder → -
1202-00-1#https://drs.faa.gov/browse/excelExternalWindow/E52AACC41A5805F88625841D00570E5D.0001##
Motor, Permanent Magnet, Reversible 28 VDC
Aero Fluid Products replaces Piper 475-208
PMA holder → -
1482-00-3#https://drs.faa.gov/browse/excelExternalWindow/5979AE76EF0AEBBE8625841D00570E74.0001##
Blower Assy., C.C.W.
Aero Fluid Products replaces Piper 453-009
PMA holder → -
SK1416#https://drs.faa.gov/browse/excelExternalWindow/1A77E5D4436A4848862582D300747506.0001##
Radome Boot
Skandia, Inc. replaces Modification Part
PMA holder → -
SK1408#https://drs.faa.gov/browse/excelExternalWindow/090946B066604372862582D300747259.0001##
Radome Boot
Skandia, Inc. replaces Modification Part
PMA holder → -
48500#https://drs.faa.gov/browse/excelExternalWindow/5D3D5C3F118200FD862581FD0069EEC0.0001##
Door Cables
McFarlane Aviation Inc replaces 44523-03
PMA holder → -
50000#https://drs.faa.gov/browse/excelExternalWindow/0A9146D222CD1216862581FD0069EECB.0001##
Door Cables
McFarlane Aviation Inc replaces 44523-02
PMA holder → -
236#https://drs.faa.gov/browse/excelExternalWindow/9EF58169091CFBD4862581FD0069EED0.0001##
Door Cables
McFarlane Aviation Inc replaces 44563-00
PMA holder → -
227#https://drs.faa.gov/browse/excelExternalWindow/DA12432DA329745C862581FD0069EECF.0001##
Door Cables
McFarlane Aviation Inc replaces 44562-00
PMA holder → -
SLH-005 Kit#https://drs.faa.gov/browse/excelExternalWindow/ED3935A821D500F0862580EA00549ECC.0001##
Sight hole and cover panel and universal mounting plate for Piper PA-31 series airplanes
Aerospace Solutions Group, LLC replaces Modification Part
PMA holder → -
CD12031-1#https://drs.faa.gov/browse/excelExternalWindow/0E1FF1C33332060086257FC6006F1EE8.0001##
Heater
Hartzell Engine Technologies LLC replaces A39D59, C39D59(EL)
PMA holder → -
AF472-004#https://drs.faa.gov/browse/excelExternalWindow/092D5B79920703FE86257CD10060BE03.0001##
Latch, Door
Airframes Inc replaces 472-004, 71188-02
PMA holder → -
R1224B#https://drs.faa.gov/browse/excelExternalWindow/93ECEBE0401FFF5F8625788800598BF2.0001##
Alternator Controller (Voltage Regulator)
Plane Power, Ltd. replaces 550 390 Note Both regulators must be replaced.
PMA holder → -
006#https://drs.faa.gov/browse/excelExternalWindow/50B5E0B369920B97862576AC00439903.0001##
Air Ambulance Kit
Aero Medical Products Mfg., Inc replaces Modification Part
PMA holder → -
APS068-03000#https://drs.faa.gov/browse/excelExternalWindow/D0767FC7E3E702F1862585EC004523AF.0001##
Shim, Brake
Aviation Products Systems Inc replaces 068-03000
PMA holder → -
MDL103216-000#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID143157520220250407203508.0001##
SkyView HDX Instrumenta-tion
Dynon Avionics, Inc. replaces Modification Part
PMA holder → -
APS68-01600#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID192005299620231102131428.0001##
Shim, Brake
Aviation Products Systems Inc replaces 068-01600
PMA holder → -
APS68-03000#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID175941012820231102131431.0001##
Shim, Brake
Aviation Products Systems Inc replaces 068-03000
PMA holder → -
APS66-03300#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID167866495820221020170226.0001##
Brake Lining
Aviation Products Systems Inc replaces 066-03300
PMA holder → -
#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID137343884120220706160208.0001##
LoPresti Speed Merchants
PMA holder → -
5142-00-1#https://drs.faa.gov/browse/excelExternalWindow/700EBDD8B5C17A95862584890041F5FA.0001##
Motor, Reversible, -24-Vdc
Aero Fluid Products replaces Piper, 475-194
PMA holder → -
2B6-64WP#https://drs.faa.gov/browse/excelExternalWindow/63214D50272E69F586258439006C9EBF.0001##
Pump-Motor Assembly
Weldon Pump replaces Piper Aircraft, Inc. 481 801, Parker Hannifin Corp 2B6-64
PMA holder → -
19564-B#https://drs.faa.gov/browse/excelExternalWindow/9BCFFE86DD47D61E86258439006C9EB1.0001##
Pump-Motor Assembly
Weldon Pump replaces Piper Aircraft, Inc. 481 801, Parker Hannifin Corp 2B6-64
PMA holder → -
2B6-63WP#https://drs.faa.gov/browse/excelExternalWindow/40CE44E0B48D08BA86258439006C9E9F.0001##
Pump-Motor Assembly
Weldon Pump replaces Piper Aircraft, Inc. 481 802, Parker Hannifin Corp 2B6-63
PMA holder → -
19563-B#https://drs.faa.gov/browse/excelExternalWindow/2BD44F20587C987486258439006C9E91.0001##
Pump-Motor Assembly
Weldon Pump replaces Piper Aircraft, Inc. 481 802, Parker Hannifin Corp 2B6-63
PMA holder → -
1074-00-1#https://drs.faa.gov/browse/excelExternalWindow/F2BD5B7828F8D6798625841D00570E87.0001##
Solenoid Valve
Aero Fluid Products replaces Piper 492-263
PMA holder → -
SMR8400-07#https://drs.faa.gov/browse/excelExternalWindow/4232248D76475195862583E1005D3D32.0001##
Pneumatic De-icer Timer Kit
B/E Aerospace Inc, DBA, SMR Technologies Inc replaces Modification Part
PMA holder → -
AA1E15-4#https://drs.faa.gov/browse/excelExternalWindow/C5288B4E001C29D5862582960070B9F3.0001##
Solenoid
Aero Accessories Inc replaces Parker / Airborne Aerospace P/N 1E15-4
PMA holder → -
A10014-D#https://drs.faa.gov/browse/excelExternalWindow/8854A231FD0E79DF862581C600574232.0001##
Pump-Motor Assembly
Weldon Pump replaces Weldon Pump A10014-D, Piper Aircraft, Inc. 53050-2
PMA holder → -
CD14048-1#https://drs.faa.gov/browse/excelExternalWindow/50FAB40B7CACEDC086257FC6006F1F1A.0001##
Heater
Hartzell Engine Technologies LLC replaces 65D79, 65D79-1, 65D79-2, 65D79-3(EL)
PMA holder → -
ST-468#https://drs.faa.gov/browse/excelExternalWindow/D098B78092F03688862576F000433AC2.0001##
Yaw Damper System
S-TEC Corporation replaces Modification Part
PMA holder → -
ST-727-20/30#https://drs.faa.gov/browse/excelExternalWindow/AF761B6697FE85C9862576DA00592520.0001##
System 20/30 Single and Two Axis Automatic Flight Guidance Systems
S-TEC Corporation replaces Modification Part
PMA holder → -
AHE88D95IS-1#https://drs.faa.gov/browse/excelExternalWindow/F0A553F351416D9A8625855000389634.0001##
Combustion Tube Assembly
Aircraft Heating & Electrical replaces Piper P/N 761-952
PMA holder → -
A10014-DCJ#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID177862599820240625133924.0001##
FUEL PUMP
McFarlane Aviation Inc replaces A10014-D, 53050-2
PMA holder → -
EA-26000-12#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID152369325520230105195523.0001##
EA-26000 Series EIS Back-up Battery System Panel
Electroair Acquisition Corporation replaces Modification Part
PMA holder → -
EA-26000-24#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID121711097620230105195543.0001##
EA-26000 Series EIS Back-up Battery System Panel
Electroair Acquisition Corporation replaces Modification Part
PMA holder → -
85280-01#https://drs.faa.gov/browse/excelExternalWindow/C5B2D8F4519F3400862583F60061BB2A.0001##
Aerodynamic Fairing Installation Kit
Aircraft Restoration Corporation replaces Modification Parts
PMA holder → -
SMR8400-08#https://drs.faa.gov/browse/excelExternalWindow/ED0852DCA6DB6175862583E1005D3D46.0001##
Pneumatic De-icer Timer Kit
B/E Aerospace Inc, DBA, SMR Technologies Inc replaces Modification Part
PMA holder → -
MDL-AA1150#https://drs.faa.gov/browse/excelExternalWindow/9E06643506AA732A862583B60075EA97.0001##
MDL-PA31-310 VG Kit OBS
BLR Aerospace LLC replaces Modification Part
PMA holder →
+ 20 more PMA parts on file
04 / Regulations watching this type
Advisory Circulars and Federal Register activity for PIPER PA-31
Advisory Circulars
No ACs explicitly mention this type. Showing universal operating-rule ACs that apply to all aircraft.
Recent Federal Register activity
Latest rulemakings touching general operating rules (Part 91) and maintenance rules (Part 43).
- 2026-04-17 Settlement Policy for Small Unmanned Aircraft System (UAS) Cases FR ↗
- 2026-02-10 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period; Denial of Extension FR ↗
- 2026-02-02 25-Hour Cockpit Voice Recorder (CVR) Requirement, New Aircraft Production FR ↗
- 2026-01-28 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period FR ↗
- 2026-01-07 Requirements for Interference-Tolerant Radio Altimeter Systems FR ↗
05 / Aircraft of this type
All 27 registered N-numbers
Every tail currently on the FAA registry for this make/model. Click an N-number to query the FAA Aircraft Inquiry; rows flagged ● have NTSB events on file. Tails seeded with full TallyAero pages link directly.
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N131PJ | PA | — | · | Look up ↗ |
| N138R | WA | 1972 | · | Look up ↗ |
| N144AS | WY | 1973 | · | Look up ↗ |
| N16SC | NV | 1970 | ● | Look up ↗ |
| N212RA | FL | 1977 | · | Look up ↗ |
| N250MD | NV | 1971 | ● | Look up ↗ |
| N262AS | MI | 1977 | · | Look up ↗ |
| N27563 | MT | 1978 | · | Look up ↗ |
| N27712 | FL | 1978 | · | Look up ↗ |
| N28DV | MO | — | · | Look up ↗ |
| N300WA | TX | 1968 | · | Look up ↗ |
| N317SF | DE | — | · | Look up ↗ |
| N325SG | FL | 1978 | · | Look up ↗ |
| N39HA | WI | — | · | Look up ↗ |
| N449TA | WY | — | · | Look up ↗ |
| N4680A | NV | — | · | Look up ↗ |
| N533YA | OH | 1968 | · | Look up ↗ |
| N54CL | IL | 1970 | · | Look up ↗ |
| N6190U | UT | 1974 | · | Look up ↗ |
| N6AR | DE | 1973 | · | Look up ↗ |
| N703XP | OK | — | · | Look up ↗ |
| N737WK | NV | 1978 | · | Look up ↗ |
| N780GC | PR | 1978 | · | Look up ↗ |
| N879CS | FL | — | · | Look up ↗ |
| N9167Y | WA | 1968 | ● | Look up ↗ |
| N9218Y | OH | 1968 | · | Look up ↗ |
| N9680T | AK | 1970 | · | Look up ↗ |
Source — FAA Aircraft Registry · click "Look up" to query the live registry record (owner, address, last airworthiness)
05 / Sources & Methodology
Every count traces back to a primary US-government source
- FAA Aircraft Registry →
Refreshed Apr 27, 2026
Available
- NTSB CAROL →
Refreshed Apr 27, 2026
Available
- Federal Register (FAA Airworthiness Directives) →
Refreshed Apr 27, 2026
Available
We render counts and lists as the agency publishes them. Read the methodology →