# N9736P: Piper PA-25-260 - Status: Valid registration - Airframe: [Piper PA-25-260](https://openairdocs.org/model/piper-pa-25-260) (registry code 7102508, 1 seats) - Data sheets: [TCDS 2A8](https://openairdocs.org/tcds/2A8) (Lavia Argentina S.A. (Laviasa)) (OpenAirDocs) - Serial number: 257556046 - Type: Fixed wing single engine - Engine type: Reciprocating - Certificate issued: April 22, 2011 - Expires: April 30, 2027 - Mode S code: AD9202 - Registered owner: [Knutson Wayne R](https://openairdocs.org/faa-owner/KNUTSON%20WAYNE%20R) - Location: [Thompson, ND](https://openairdocs.org/faa-place/ND/Thompson) - Owner type: Individual - Owner's area on the map: 47.7812° N, 97.1215° W: Placed by OpenAirDocs at the center of ZIP code 58278, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9736P - Page: https://openairdocs.org/aircraft/N9736P From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. ## ADs that may apply (OpenAirDocs): 13 in force ### Matched by airframe (Piper PA-25-260) - [AD 2015-08-04](https://openairdocs.org/ad/2015-08-04): Wings · FS 2000 L-14, AE-1, HE-1 and 77 more. Effective Jun 3, 2015 - [AD 2007-08-07](https://openairdocs.org/ad/2007-08-07): Horizontal stabilizer · Lavia Argentina PA-25, PA-25-235 and PA-25-260. Effective May 18, 2007 - [AD 2006-12-07](https://openairdocs.org/ad/2006-12-07): ECi cylinder assemblies · Aerostar AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 386 more. Effective Jul 11, 2006 - [AD 2001-23-17](https://openairdocs.org/ad/2001-23-17): GNS 430 units · Cessna 172, 182, 206 and 209 more. Effective Dec 28, 2001 - [AD 99-26-05](https://openairdocs.org/ad/99-26-05): Induction Air Filter · Lavia Argentina PA-25, PA-25-235, PA-25-260 and 5 more. Effective Jan 13, 2000 - [AD 85-02-05 R1](https://openairdocs.org/ad/85-02-05-R1): Piper P/N s 81090-02, 683-107 Placard Installation · Lavia Argentina PA-25, PA-25-235, PA-25-260 and 32 more. Effective Nov 21, 1997 - [AD 95-12-01](https://openairdocs.org/ad/95-12-01): Forward Wing Spars · Lavia Argentina PA-25, PA-25-235 and PA-25-260. Effective Jul 7, 1995 - [AD 90-02-06](https://openairdocs.org/ad/90-02-06): Forward Wing Spar Cap(s) Inspection · Lavia Argentina PA-25, PA-25-235 and PA-25-260 with STC SA501SW. Effective Feb 8, 1990 - [AD 80-21-08](https://openairdocs.org/ad/80-21-08): Forward Wing Spars · Lavia Argentina PA-25, PA-25-235 and PA-25-260 with STC SA501SW. Effective Oct 15, 1980 - [AD 79-07-02](https://openairdocs.org/ad/79-07-02): Batteries · Aircraft Parts & Development A, A-2, A-3 and 149 more. Effective Apr 3, 1979 - [AD 77-21-06](https://openairdocs.org/ad/77-21-06): Fuselage Steel Tubing Cluster · Lavia Argentina PA-25, PA-25-235 and PA-25-260. Effective Oct 19, 1977 - [AD 74-18-02](https://openairdocs.org/ad/74-18-02): Fuel Lines · Lavia Argentina PA-25-235 and PA-25-260. Effective Aug 27, 1974 - [AD 73-26-01](https://openairdocs.org/ad/73-26-01): Forward Wing Spars · Lavia Argentina PA-25, PA-25-235 and PA-25-260. Effective Jan 28, 1974 ### Historical (superseded or no longer in force) - [AD 99-01-05 R1](https://openairdocs.org/ad/99-01-05-R1) (historical): Wings · FS 2000 L-14, AE-1, HE-1 and 73 more. Effective Jan 14, 2014 - [AD 99-01-05](https://openairdocs.org/ad/99-01-05) (historical): Wing Lift Struts or Forks · FS 2000 L-14, AE-1, HE-1 and 73 more. Effective Feb 8, 1999 ## Information bulletins (advisory) (1 in force) - [SAIB ACE-96-10](https://openairdocs.org/saib/ACE-96-10): . Issued Dec 9, 1996 ## NTSB investigations (1) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB DEN87LA112](https://openairdocs.org/ntsb/DEN87LA112), Apr 27, 1987: Piper PA-25-260 (N9736P), Harvey, ND, substantial damage ## FAA accident and incident reports (1) From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [Accident 19870427011689A](https://openairdocs.org/incident/19870427011689A), Apr 27, 1987: Piper PA25260 (N9736P), Harvey, ND, Substantial damage. The agricultural spray aircraft hit trees and rolled over. Inexperienced pilot does not recall incident. ## Service difficulty reports None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. ## STCs that may be installed (OpenAirDocs) (92, first 50) Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do. ### Approved for the airframe (Piper PA-25-260) - [STC SA04837NY](https://openairdocs.org/stc/SA04837NY): Installation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lights. AeroLED's Holdings, LLC - [STC SA04652CH](https://openairdocs.org/stc/SA04652CH): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification. Swift Fuels LLC - [STC SA01147WI](https://openairdocs.org/stc/SA01147WI): Installation of Concorde FLA or VRSLA series batteries in Piper Light Airplanes. Concorde Battery Corporation - [STC SA1892WE](https://openairdocs.org/stc/SA1892WE): Installation of hydraulic system. Texas Transland LLC - [STC SA7965SW](https://openairdocs.org/stc/SA7965SW): Application of fabric and polyurethane finishing system. Shady Aviation LLC - [STC SA01757WI](https://openairdocs.org/stc/SA01757WI): To allow the use of UL91 or UL94 (minimum) grade aviation fuel. Swift Fuels LLC - [STC SA02532AT](https://openairdocs.org/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 - [STC SA01435LA](https://openairdocs.org/stc/SA01435LA): Installation of engines modified with Firewall Forward Technologies LLC modified camshaft. Centri-Lube Technologies LLC - [STC SA00954WI](https://openairdocs.org/stc/SA00954WI): Installation of Concorde RG Series Batteries in Piper Single Engine Airplanes. Aero-Mach Wilco LLC - [STC SA01967WI](https://openairdocs.org/stc/SA01967WI): Use of GAMI G100UL High Octane Unleaded Avgas. General Aviation Modifications Inc - [STC SA04776NY](https://openairdocs.org/stc/SA04776NY): The HIPEC Covering and Finishing System must be performed and maintained. HIPEC Aircraft Coatings Inc - [STC SA1151NW](https://openairdocs.org/stc/SA1151NW): Installation of the Flight Grip Model 135 Control Stick Grip. Air Products & Parts LLC - [STC SA01831WI](https://openairdocs.org/stc/SA01831WI): To allow the use of UL91 (minimum) grade aviation fuel. Petersen Aviation Inc - [STC SA03286CH](https://openairdocs.org/stc/SA03286CH): Install an electronic engine ignition system. Electroair Acquisition Corporation - [STC SA04032CH](https://openairdocs.org/stc/SA04032CH): Install rocker switch assemblies. Electroair Acquisition Corporation - [STC SA00344BO PAGE 1](https://openairdocs.org/stc/SA00344BO%20PAGE%201): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Aerospace Technologies - [STC SA615EA](https://openairdocs.org/stc/SA615EA): Installation of a Whelen Anti-Collision Strobe Light System as replacement for originally installed anti-collision lights. Whelen Aerospace Technologies - [STC SA04112CH](https://openairdocs.org/stc/SA04112CH): Installation of Appareo Systems, LLC Stratus ESG ADS-B transponder. Appareo Systems LLC - [STC SA04424AT](https://openairdocs.org/stc/SA04424AT): Installation of Continental Motors, Inc. (CMI) Shower-of-Sparks Starting Vibrator Booster Systems. Continental Motors, Inc - [STC SA00024NY](https://openairdocs.org/stc/SA00024NY): Installation of Airwolf remote mounted engine oil filter kit AFC-K007 on single or multi-engine fixed wing light aircraft incorporating Lycoming reciprocating engines of 450 horsepower or less. Airwolf Filter Corporation - [STC SA02212AK](https://openairdocs.org/stc/SA02212AK): Replacement of existing landing and/or taxi light reflector and bulbs with high intensity discharge (HID) lighting systems. Seaplanes North LLC - [STC SA2586NM](https://openairdocs.org/stc/SA2586NM): Installation of J.P. Instruments temperature monitoring systems. J P Instruments - [STC SA02428SE](https://openairdocs.org/stc/SA02428SE): Installation of an Air Stream Switch for an electric time recording device on non-pressurized aircraft. Henry F Rogers/David E Polley - [STC SA01734SE](https://openairdocs.org/stc/SA01734SE): Application of Stewart Systems synthetic fabric covering system to aircraft fuselage, wings, tail surfaces, control surfaces and related parts. Andrew D. Humphrey - [STC SA00780SE](https://openairdocs.org/stc/SA00780SE): Installation of the True Lock Safety Retention Axle Lock Nut System. True Lock LLC - [STC SA00149BO](https://openairdocs.org/stc/SA00149BO): Installation of Aircraft Components, Inc. Volt and Vac Alert System, P/N 2044-1. Aircraft Components Inc - [STC SA03658AT](https://openairdocs.org/stc/SA03658AT): Installation of a Voice Alert System to incorporate as primary annunciators for stall and gear warnings. Aircraft Components Inc - [STC SA4305WE](https://openairdocs.org/stc/SA4305WE): Installation of GAR-AERO wheel adapters and tundra type tires on the main landing gear. Seaplanes North LLC - [STC SA00992AT](https://openairdocs.org/stc/SA00992AT): Installation of a wing forward spar fuselage attachment cluster and cross tube. Aerospace Welding Minneapolis Inc - [STC SA10682SC](https://openairdocs.org/stc/SA10682SC): Installation of alternator and voltage regulator. Hartzell Engine Technologies, LLC - [STC SA02283SE PAGE 1](https://openairdocs.org/stc/SA02283SE%20PAGE%201): Installation of Electronics International Inc. Glass Panel Engine Monitor (with In Flight Data) CGR-30P. Electronics International Inc - [STC SA02402SE PAGE 1](https://openairdocs.org/stc/SA02402SE%20PAGE%201): Installation of Electronics International Inc. Glass Panel Engine Monitor (with In-Flight Data) CGR-30C. Electronics International Inc - [STC SA3531NM](https://openairdocs.org/stc/SA3531NM): Installing copper electrical cables. (182 S/N 33000 THRU 33842) (8E 833 and UP). Bogert Aviation - [STC SA01154AT](https://openairdocs.org/stc/SA01154AT): Installation of the wing forward spar fuselage attachment assembly reinforcement. Aerial Banners Mods LLC - [STC SA00432SE](https://openairdocs.org/stc/SA00432SE): Installation of EGT 701 series fuel flow instrument. J P Instruments - [STC SA00861SE](https://openairdocs.org/stc/SA00861SE): Installation of J.P. Instruments (JPI) fuel flow indicating system. J P Instruments - [STC SA01026SE](https://openairdocs.org/stc/SA01026SE): Improved fuel gascolator assembly. Steve's Aircraft - [STC SA02825NY PAGE 1](https://openairdocs.org/stc/SA02825NY%20PAGE%201): Installation of Aerospace Logic Aircraft Instruments. Aerospace Logic Inc - [STC SA03148NY](https://openairdocs.org/stc/SA03148NY): The installation of the Latitude Technologies Corporation S100 Tracking System. Latitude Technologies Corporation - [STC SA2515NM](https://openairdocs.org/stc/SA2515NM): Installation of Hoffmann HO 4/27 BHM-185 fixed pitch propeller in accordance with FAA Mile High Gliding, Inc. Report No. 2501 dated June 18, 1984, or later FAA approved revision. FAA Approved Airplane Flight Manual supplements are required for normal category as listed in the Approved Model List. Mile High Gliding Inc - [STC SA316BO](https://openairdocs.org/stc/SA316BO): Modification of a fuel system by the installation of a fuel pump and auxiliary fuel tank for the transfer of fuel from the auxiliary tank to the main tank. Simmons Aviation Services LLC - [STC SA00068SE](https://openairdocs.org/stc/SA00068SE): Installation of fuel flow/pressure instruments. (W/TSIO-360-MB1). Electronics International Inc - [STC SA01085LA](https://openairdocs.org/stc/SA01085LA): Installation of the VNS 1000 Voice Navigation System. VNS Incorporated - [STC SA2693NM](https://openairdocs.org/stc/SA2693NM): Installation of Electronics International digital volt/amp gauges and accessories. Electronics International Inc - [STC SA01988SE](https://openairdocs.org/stc/SA01988SE): Installation of Electronics International Inc. Glass Panel Engine Monitor (with In-Flight Data) MVP-50P. Electronics International Inc - [STC SA00769CH](https://openairdocs.org/stc/SA00769CH): Installation of Champion Limited Authority Spark Advance Regulator (LASARTM) ignition system with Cylinder Head Temperature (CHT) monitoring capability on airframes with FAA approved installations of Textron Lycoming model IO-540, AEIO-540 and HIO-540 engines. Champion Aerospace LLC - [STC SA4005NM](https://openairdocs.org/stc/SA4005NM): Precise Flight Inc. Pulselite Control System. Precise Flight Inc - [STC SA1512WE](https://openairdocs.org/stc/SA1512WE): Installation of exhaust gas temperature monitoring systems Model EGT-1. K S Avionics Inc - [STC SA00680SE](https://openairdocs.org/stc/SA00680SE): Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer. Electronics International - [STC SA01158WI](https://openairdocs.org/stc/SA01158WI): Installation of Aero Enhancements UV250-1 Supplemental Instrument Panel Lightning System. Aero Enhancements Inc All 92: https://openairdocs.org/aircraft/N9736P/stcs.md ## Related - Other Piper PA-25-260 aircraft: https://openairdocs.org/model/piper-pa-25-260/aircraft.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.