Public Record · As of May 5, 2026
N4571Y
Piper PA-25-235 · 1967 View Type →
Status
Registration Valid
Type
Fixed Wing Single Engine
Engine
LYCOMING 0-540 SERIES
Last Cert Issue
—
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 N4571Y.
Tail Number
N4571Y
Serial Number
25-4235
Make
PIPER
Model
PA-25-235
Year of Manufacture
1967
Mfr / Model Code
7102504
Type Aircraft
Fixed Wing Single Engine
Type Engine
Reciprocating
Engines
1
Seats
1
Engine Manufacturer
LYCOMING
Engine Model
0-540 SERIES
Horsepower
250 hp
Weight Class
CLASS 1
Certification
Restricted (+1 flag) · code 31
Registrant
DAVIS JAMES J · Individual
Address
N 9544 HWY 151 NORTH · BEAVER DAM, WI 53916
FAA Region
Central · County 027
Status
Registration Valid
Airworthiness Date
—
Cert Issue Date
—
Expiration Date
—
Last FAA Action
—
Mode S Hex (ICAO24)
A58EAF
Mode S (Octal)
51307257
Live position via ICAO24 A58EAF
External services. Live tracks are unaffiliated with TallyAero or the FAA.
02 / NTSB Records
Events on file with the National Transportation Safety Board
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Sep 7, 1984
SHEBOYGAN, Wisconsin
03 / Airworthiness Directives
Applicable to PIPER PA-25-235
Federal Aviation Administration airworthiness directives matched to make and model. Each entry links to the Federal Register publication.
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Apr 29, 2015
Airworthiness Directives; Various Aircraft Equipped With Wing Lift Struts
We are superseding Airworthiness Directive (AD) 99-01-05 R1, which applied to certain aircraft equipped with wing lift struts. AD 99-01-05 R1 required repetitively inspecting the wing lift struts for corrosion; repetitively inspecting the wing lift strut forks for cracks; replacing any corroded wing lift strut; replacing any cracked wing lift strut fork; an…
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Dec 31, 2014
Airworthiness Directives; Various Aircraft Equipped With Wing Lift Struts
We propose to supersede Airworthiness Directive (AD) 99-01-05 R1, which applies to certain aircraft equipped with wing lift struts. AD 99-01-05 R1 currently requires repetitively inspecting the wing lift struts for corrosion; repetitively inspecting the wing lift strut forks for cracks; replacing any corroded wing lift strut; replacing any cracked wing lift…
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Dec 31, 2013
Airworthiness Directives; Various Aircraft Equipped With Wing Lift Struts
The FAA is correcting an airworthiness directive (AD) that published in the Federal Register. That AD applies to certain aircraft equipped with wing lift struts. The list of affected airplanes in the Applicability section is incorrect. Several Piper Aircraft, Inc. Model PA-18 airplanes were inadvertently omitted from the final rule; however, those models we…
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Dec 10, 2013
Airworthiness Directives; Various Aircraft Equipped with Wing Lift Struts
We are revising Airworthiness Directive (AD) 99-01-05 for certain aircraft equipped with wing lift struts. AD 99-01-05 required repetitively inspecting the wing lift struts for corrosion; repetitively inspecting the wing lift strut forks for cracks; replacing any corroded wing lift strut; replacing any cracked wing lift strut fork; and repetitively replacin…
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Jan 16, 2013
Airworthiness Directives; Various Aircraft Equipped With Wing Lift Struts
We propose to revise an existing airworthiness directive (AD) that applies to certain aircraft equipped with wing lift struts. The existing AD currently requires repetitively inspecting the wing lift struts for corrosion; repetitively inspecting the wing lift strut forks for cracks; replacing any corroded wing lift strut; replacing any cracked wing lift str…
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Dec 31, 2009
Airworthiness Directives; Engine Components, Inc. (ECi) Reciprocating Engine Cylinder Assemblies
The FAA is superseding an existing airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components, Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Titan," installed. That AD currently requires initial and repetitive visua…
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Jul 30, 2009
Airworthiness Directives; Engine Components, Inc. (ECi) Reciprocating Engine Cylinder Assemblies
The FAA proposes to supersede an existing airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components, Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Titan," installed. That AD currently requires initial and repetitiv…
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Sep 15, 2008
Airworthiness Directives; Engine Components, Inc. (ECi) Reciprocating Engine Cylinder Assemblies
The FAA is adopting a new airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components, Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Titan", installed. This AD requires initial and repetitive visual inspections and c…
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May 19, 2008
Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies
The FAA proposes to adopt a new airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Titan", installed. This proposed AD would require initial and repetitive visua…
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Apr 13, 2007
Airworthiness Directives; LATINOAMERICANA DE AVIACIÓN (LAVIA) S.A. (Type Certificate Data Sheets No. 2A8 and No. 2A10 Previously Held by The New Piper Aircraft, Inc.) Models PA-25, PA-25-235, and PA-25-260 Airplanes
We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI references Latinoamericana de Aviaci[oacute]n S.A. Service Bulletin No. 25…
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Feb 14, 2007
Airworthiness Directives; LATINOAMERICANA DE AVIACIÓN (LAVIA) S.A. (Type Certificate Data Sheets No. 2A8 and No. 2A10 Previously Held by The New Piper Aircraft, Inc.) Models PA-25, PA-25-235, and PA-25-260 Airplanes
We propose to adopt a new airworthiness directive (AD) for the products listed above. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI references Latinoamericana de Aviaci[oacute]n S.A. Servic…
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Jun 6, 2006
Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies
The FAA is superseding an existing airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Classic Cast", installed. That AD currently requires replacing these ECi cy…
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Feb 24, 2006
Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies
The FAA proposes to supersede an existing airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Classic Cast", installed. That AD currently requires replacing these…
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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 affected vacuum pump and install an FAA-appr…
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Sep 16, 2005
Airworthiness Directives; Lycoming Engines (Formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, LO-360, AEIO-540, IO-540, O-540, and TIO-540 Series Reciprocating Engines
The FAA is adopting a new airworthiness directive (AD) for certain Lycoming Engines (formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, LO-360, AEIO-540, IO-540, O-540, and TIO-540 series reciprocating engines rated at 300 horsepower (HP) or lower. This AD requires replacing certain crankshafts. This AD results from reports of 12 crankshaft failur…
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Jul 22, 2005
Airworthiness Directives; Lycoming Engines (Formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, LO-360, AEIO-540, IO-540, O-540, and TIO-540 Series Reciprocating Engines
The FAA proposes to adopt a new airworthiness directive (AD) for certain Lycoming Engines (formerly Textron Lycoming) AEIO-360, IO- 360, O-360, LIO-360, LO-360, AEIO-540, IO-540, O-540, and TIO-540 series reciprocating engines rated at 300 horsepower (HP) or lower. This proposed AD would require replacing certain crankshafts. This proposed AD results from r…
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Jun 7, 2005
Airworthiness Directives; Precise Flight, Inc. Models SVS I and SVS IA Standby Vacuum Systems
The FAA adopts a new airworthiness directive (AD) for all airplanes equipped with Precise Flight, Inc. (Precise Flight) Models SVS I and SVS IA standby vacuum systems (SVS) installed under certain supplemental type certificates or through field approval. This AD requires you to replace the airplane flight manual supplement (AFMS) in the airplane flight manu…
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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…
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Mar 4, 2005
Airworthiness Directives; Precise Flight, Inc. Models SVS I and SVS IA Standby Vacuum Systems
The FAA proposes to adopt a new airworthiness directive (AD) for all airplanes equipped with Precise Flight, Inc. (Precise Flight) Models SVS I and SVS IA standby vacuum systems (SVS) installed under certain supplemental type certificates or through field approval. This proposed AD would require you to replace the airplane flight manual supplement (AFMS) in…
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Dec 3, 2001
Airworthiness Directives; GARMIN International GNS 430 Units
This amendment adopts a new airworthiness directive (AD) that applies to certain GARMIN International (GARMIN) GNS 430 units that are installed on aircraft. This AD requires you to modify the unit to incorporate circuitry changes to the GNS 430 unit's deviation and flag outputs. This AD is the result of reports of inaccurate course deviations caused by exte…
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Aug 6, 2001
Airworthiness Directives; GARMIN International GNS 430 Units
This document proposes to adopt a new airworthiness directive (AD) that would apply to certain GARMIN International (GARMIN) GNS 430 units that are installed on aircraft. The proposed AD would require you to modify the unit to incorporate circuitry changes to the GNS 430 unit's deviation and flag outputs. The proposed AD is the result of reports of inaccura…
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Dec 14, 1999
Airworthiness Directives; The New Piper Aircraft, Inc. Models PA- 25, PA-25-235, PA-25-260, PA-28S-160, PA-28S-180, PA-32S-300, PA-28- 151, and PA-28-161 Airplanes
This amendment adopts a new airworthiness directive (AD) that applies to the following airplanes that incorporate certain Facet (manufactured by the Purolator Products Company) induction air filters:
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Nov 30, 1999
Airworthiness Directives; Precise Flight, Inc. Model SVS III Standby Vacuum Systems
This amendment adopts a new airworthiness directive (AD) that applies to all aircraft equipped with Precise Flight, Inc. Model SVS III standby vacuum systems installed in accordance with the applicable supplemental type certificate (STC) or through field approval. This AD requires incorporating revised operating limitations for the affected standby vacuum s…
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Jul 7, 1999
Airworthiness Directives; Precise Flight, Inc. Model SVS III Standby Vacuum Systems
This document proposes to adopt a new airworthiness directive (AD) that would apply to all U.S. owners and operators of aircraft equipped with Precise Flight, Inc. Model SVS III standby vacuum systems installed in accordance with the applicable supplemental type certificate (STC) or through field approval. The proposed AD would require incorporating revised…
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Feb 10, 1999
Airworthiness Directives; Textron Lycoming Reciprocating Engines IO-540 and O-540 Engines Equipped With Slick Aircraft Products Magnetos
This amendment adopts a new airworthiness directive (AD) that is applicable to Textron Lycoming IO-540 and O-540 engines equipped with Slick Aircraft Products magnetos. This action requires removal of the Slick magneto from the engine and inspection of the impulse coupling pawl for wear. This amendment is prompted by several service difficulty reports, two…
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Dec 31, 1998
Airworthiness Directives; All Airplane Models of The New Piper Aircraft, Inc. (formerly Piper Aircraft Corporation) That Are Equipped with Wing Lift Struts
This amendment supersedes Airworthiness Directive (AD) 93-10- 06, which currently requires repetitively inspecting the wing lift struts and wing lift strut forks for cracks or corrosion on all airplane models of The New Piper Aircraft, Inc. (Piper) that are equipped with wing lift struts, and replacing any strut or fork found cracked or corroded. This AD cl…
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Apr 23, 1998
Airworthiness Directives; All Models of The New Piper Aircraft, Inc. (Formerly Piper Aircraft Corporation) Airplanes Equipped With Wing Lift Struts
This document proposes to supersede Airworthiness Directive (AD) 93-10-06, which currently applies to all models of The New Piper Aircraft, Inc. (Piper) airplanes equipped with wing lift struts. AD 93- 10-06 requires repetitively inspecting the wing lift struts and wing lift strut forks for cracks or corrosion, and replacing any strut or fork found cracked…
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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…
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Jun 2, 1995
Airworthiness Directives; Piper Aircraft Corporation PA-25 Series Airplanes
This amendment supersedes Airworthiness Directive (AD) 93-21- 12, which currently requires inspecting (one-time visual and dye penetrant) the wing forward spar fuselage attachment assembly for cracks or corrosion on certain Piper Aircraft Corporation (Piper) PA-25 series airplanes, and replacing or repairing any cracked or corroded part. This action require…
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 / Related
More on Piper PA-25-235 in the Atlas
Piper PA-25-235 type page → — 349 registered · 29 ADs · 211 NTSB records
Recent NTSB events · this type
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Aug 23, 2025
Argusville, North Dakota None
Atlas event → -
Sep 26, 2024
Muskogee, Oklahoma None
Atlas event → -
Jun 12, 2024
Fernley, Nevada None
Atlas event → -
Jun 5, 2024
Colquitt, Georgia Minor
Atlas event → -
Jun 3, 2023
Carrington, North Dakota None
Atlas event →
Search the full US registry → · All airworthiness directives → · Accident & safety surface →
06 / 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.