# Piper PA-11S - Type: Aircraft model (FAA registry) - Registry code: 7101104 - Manufacturer (registry): PIPER - Model: PA-11S - Aircraft type: Fixed wing single engine - Category: Airplane - Engines: 1 · Reciprocating - Seats: 2 - Weight class: Up to 12,499 lb - Cruise speed: 67 mph - Certification: Type certificated - Data sheet: [TCDS A-691](https://openairdocs.org/tcds/A-691) (OpenAirDocs) - Holder: Piper Aircraft Inc. - Registered aircraft: 4 - Page: https://openairdocs.org/model/piper-pa-11s Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker. ## ADs that may apply (OpenAirDocs) Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. - [AD 2025-02-11](https://openairdocs.org/ad/2025-02-11): Rudder Structure · FS 2001 J5A (Army L-4F), J5A-80, J5B (Army L-4G) and 67 more. Effective Mar 20, 2025 - [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 2006-03-08](https://openairdocs.org/ad/2006-03-08): Vacuum pumps · Aero Advantage 14-19, 14-19-2, 14-19-3 and 299 more. Effective Mar 10, 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 96-09-06](https://openairdocs.org/ad/96-09-06): Air Filter Assemblies · Maule Aerospace Technology 7ACA, 7ECA, 7FC and 180 more. Effective Jun 7, 1996 - [AD 85-06-04](https://openairdocs.org/ad/85-06-04): Fuel Tank · FS 2001 AE-1, HE-1, J5A-80 and 60 more. Effective May 4, 1985 - [AD 78-10-03](https://openairdocs.org/ad/78-10-03): Fuel Venting · FS 2001 AE-1, HE-1, J5A-80 and 66 more. Effective May 23, 1978 - [AD 68-05-01](https://openairdocs.org/ad/68-05-01): Exhaust Mufflers · FS 2001 J5A-80, J5A (Army L-4F), J5B (Army L-4G) and 67 more. Effective Mar 31, 1968 - [AD 58-12-02](https://openairdocs.org/ad/58-12-02): Aileron Hinge Brackets · Piper J-3, J3C-40, J3C-50 and 20 more - [AD 50-05-01](https://openairdocs.org/ad/50-05-01): Nicopress Sleeve Rework · Piper PA-12, PA-12S, J3C-40 and 6 more Historical (superseded or no longer in force): - [AD 99-01-05 R1](https://openairdocs.org/ad/99-01-05-R1) (historical): Wings · FS 2000 L-14, AE-1, HE-1 and 73 more.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 - [AD 93-10-06](https://openairdocs.org/ad/93-10-06) (historical): Corroded Wing Lift Struts or Cracked Forks · Piper Aircraft, Inc., The New J-2, J-3, J4 and 28 more. Effective Jul 9, 1993 ## Registered aircraft (4) - [N4504M](https://openairdocs.org/aircraft/N4504M): [Miller John M](https://openairdocs.org/faa-owner/MILLER%20JOHN%20M), [Newburgh, ME](https://openairdocs.org/faa-place/ME/Newburgh), built 1947, S/N 11-7 - [N4987H](https://openairdocs.org/aircraft/N4987H): [Smutny John G](https://openairdocs.org/faa-owner/SMUTNY%20JOHN%20G), [Auburn, WA](https://openairdocs.org/faa-place/WA/Auburn), built 1948, S/N 11-870 - [N5538H](https://openairdocs.org/aircraft/N5538H): [Dilse Ted D](https://openairdocs.org/faa-owner/DILSE%20TED%20D), [Scranton, ND](https://openairdocs.org/faa-place/ND/Scranton), built 1949, S/N 11-1042 - [N5556H](https://openairdocs.org/aircraft/N5556H): [Urbanowski Edward F](https://openairdocs.org/faa-owner/URBANOWSKI%20EDWARD%20F), [Paxton, MA](https://openairdocs.org/faa-place/MA/Paxton), S/N 11-1067 ## NTSB investigations (3) 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 ERA14CA139](https://openairdocs.org/ntsb/ERA14CA139), Mar 1, 2014: Piper PA 11S (N5556H), Marlboro, MA, substantial damage. Probable cause: The pilot's loss of directional control during the landing rollout in crosswinds, resulting in a runway excursion and subsequent impact with a snow bank. - [NTSB IAD02LA073](https://openairdocs.org/ntsb/IAD02LA073), Jul 16, 2002: Piper PA-11S (N4504M), Palermo, ME, substantial damage. Probable cause: pilot's failure to maintain directional control and his inadequate compensation for wind. A factor was the crosswind. - [NTSB NYC91LA184](https://openairdocs.org/ntsb/NYC91LA184), Jul 20, 1991: Piper PA-11 (N4504M), Eagle Lake, ME, substantial damage. Probable cause: THE PILOT'S MISJUDGMENT OF HIS ALTITUDE DURING A LANDING ON GLASSY WATER, WHICH RESULTED IN A LOSS OF AIRPLANE CONTROL. ## FAA accident and incident reports (4) 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 20140301001289A](https://openairdocs.org/incident/20140301001289A), Mar 1, 2014: Piper PA-11S (N5556H), Marlboro, MA, Substantial damage. Pilot landed on runway 32 with winds gusting 15 KTS and steady 8 - 10 KTS. Upon touchdown the aircraft veered off to the left side of runway with propeller… - [Incident 20130930019879I](https://openairdocs.org/incident/20130930019879I), Sep 30, 2013: Piper PA-11S (N5556H), Marlborough, MA, Minor damage. Pilot landed on runway 32 in calm to light wind conditions. (The ASI arriving on scene noted wind was about 3 KTS, favoring rwy 14.) Upon touchdown, which was… - [Accident 20020716017439A](https://openairdocs.org/incident/20020716017439A), Jul 16, 2002: Piper PA11S (N4504M), Palermo, ME, No damage. (-23) On July 16, 2002 at approximately 1000 LCL, a Piper PA-11S floatplane, N4504M, piloted by kenneth ireland private pilot #1053385, was substantially… - [Accident 19910720031979A](https://openairdocs.org/incident/19910720031979A), Jul 20, 1991: Piper PA11 (N4504M), Eagle Lake, ME, Substantial damage. Allowed a float to dig in on flare while making slight bank correction. Floatplane cartwheeled and sank. ## STCs that may be installed (OpenAirDocs) (108, first 50) Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has. - [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 SA00079NY](https://openairdocs.org/stc/SA00079NY): Installation of Airwolf remote mounted engine oil filter kit AFC-K008 on single and multi engine fixed wing light aircraft incorporating Teledyne Continental reciprocating engines of 450 horsepower or less. Airwolf Filter Corporation - [STC SA02525LA](https://openairdocs.org/stc/SA02525LA): Installation of Wheel and Brake Assemblies. Game Aerospace LLC - [STC SA01005DE](https://openairdocs.org/stc/SA01005DE): Installation of a EarthX ETX900-TSO Lithium battery. EarthX Inc - [STC SA01704LA](https://openairdocs.org/stc/SA01704LA): Installation of the Grove Disk Brake System. Grove Aircraft Landing Gear Systems Inc - [STC SA00081NY](https://openairdocs.org/stc/SA00081NY): Installation of Iceman Aviation Supplies, Inc. Carburetor Ice Detector. Alcor LLC - [STC SA7965SW](https://openairdocs.org/stc/SA7965SW): Application of fabric and polyurethane finishing system. Shady Aviation LLC - [STC SA02764SE](https://openairdocs.org/stc/SA02764SE): Installation of Acme Aero Shock landing gear shock absorbers. Acme Suspensions LLC - [STC SA02765SE](https://openairdocs.org/stc/SA02765SE): Installation of Acme Stinger tailwheel landing gear shock absorber. Acme Suspensions LLC - [STC SA00715CH](https://openairdocs.org/stc/SA00715CH): Installation of Air Energy Service P/N J-3-212 ball type, sight fuel tank quantity gauge on the side of an AESI P/N AESI-125 12-gallon wing tank. Crown MN Aviation LLC - [STC SA1496GL](https://openairdocs.org/stc/SA1496GL): Installation of a 12-gallon fuel tank and fuel system in the left wing or left and right wings. Crown MN Aviation, LLC - [STC SA02386AK](https://openairdocs.org/stc/SA02386AK): Replacement of existing landing and/or taxi light reflector and bulbs with Light Emitting Diode (LED) lighting systems. AeroLED's Holding LLC - [STC SA01343WI](https://openairdocs.org/stc/SA01343WI): Installation of B&C Specialty Products BC400 alternator. B & C Specialty Products Inc - [STC SA02582AK](https://openairdocs.org/stc/SA02582AK): Installation of Airframes Alaska Brake Pedal and Master Cylinder Assembly. Airframes Alaska LLC - [STC SA02579AK](https://openairdocs.org/stc/SA02579AK): Installation of Swing bar. Willow Mountain Ranch - [STC SA1038SO](https://openairdocs.org/stc/SA1038SO): Installation of Aqua Model 1500 floats. Outpost X Aviation Inc - [STC SA02576AK](https://openairdocs.org/stc/SA02576AK): Installation of Cleveland and ABI, LLC Wheel and Brake Kits. ABI LLC - [STC SA02233AK](https://openairdocs.org/stc/SA02233AK): Installation of high visibility fuel sight gauge. Dakota Cub Aircraft Inc - [STC SA3-356](https://openairdocs.org/stc/SA3-356): Installation of Wipaire Skis Model C-2200 main ski and Model AWT-2500 or AWT-2500A tail wheel skis. F.Atlee Dodge Aircraft Services - [STC SA3-357](https://openairdocs.org/stc/SA3-357): Installation of Wipaire Skis Model C-2200 main skis and Model AWT-2500 or AWT-2500A tail wheel ski. F.Atlee Dodge Aircraft Services - [STC SA02987CH](https://openairdocs.org/stc/SA02987CH): Installation of the Electroair Electronic Ignition System. Electroair Acquisition Corporation - [STC SA01967WI](https://openairdocs.org/stc/SA01967WI): Use of GAMI G100UL High Octane Unleaded Avgas. General Aviation Modifications Inc - [STC SA36CH](https://openairdocs.org/stc/SA36CH): Installation of Baumann Model 1420 floats. Baumann Floats LLC - [STC SA04776NY](https://openairdocs.org/stc/SA04776NY): The HIPEC Covering and Finishing System must be performed and maintained. HIPEC Aircraft Coatings Inc - [STC SA02153AK](https://openairdocs.org/stc/SA02153AK): Installation of Burl's Aircraft Rebuild Magnum I tail wheel Penetration ski. Burl's Aircraft Rebuild LLC - [STC SA02214AK](https://openairdocs.org/stc/SA02214AK): Installation of Alpha Omega Suspension System in place of original bungees or bungees and hydasorbs. Burl's Aircraft Rebuild LLC - [STC SA02553AK](https://openairdocs.org/stc/SA02553AK): Fabrication and installation of a Tail Wheel Anti-Shimmy Dampener. Keller Engineering Group LLC - [STC SA220SO](https://openairdocs.org/stc/SA220SO): Tow bar, release mechanism, and safety tow link. Fliegen Works Inc. d/b/a Pacific Aerial Tow Hooks - [STC SA02268CH](https://openairdocs.org/stc/SA02268CH): Installation of Airwolf Filter Corp. Air Oil Separator. Airwolf Filter Corporation - [STC SA04032CH](https://openairdocs.org/stc/SA04032CH): Install rocker switch assemblies. Electroair Acquisition Corporation - [STC SA2057SO](https://openairdocs.org/stc/SA2057SO): Installation of shoulder harness. Alpha Aviation Inc - [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 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 SA02452AK](https://openairdocs.org/stc/SA02452AK): Installation of F. Atlee Dodge Aircraft Services, LLC, Pilot s Safety Barrier Net. F. Atlee Dodge Aircraft Services, LLC - [STC SA00478CH](https://openairdocs.org/stc/SA00478CH): Installation of Cooper Superflite 102 Fabric. Aviation Products Systems 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 SA01669CH](https://openairdocs.org/stc/SA01669CH): Installation of Challenger Reusable Air Filter. Challenger Aviation Products Inc - [STC SA02436AK](https://openairdocs.org/stc/SA02436AK): Installation of F. Atlee Dodge Inverted Dogleg. F Atlee Dodge Aircraft Service - [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 2](https://openairdocs.org/stc/SA02402SE%20PAGE%202): Installation of Electronics International Inc. Glass Panel Engine Monitor (with In-Flight Data) CGR-30C. Electronics International Inc - [STC SA02428AK](https://openairdocs.org/stc/SA02428AK): Installation of a hydraulically actuated ski drag assembly. Northern Airframes LLC - [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 SA01251SE](https://openairdocs.org/stc/SA01251SE): The manufacture of a Sunvisor System. Rosen Sunvisor Systems LLC - [STC SA68AL](https://openairdocs.org/stc/SA68AL): Fabrication and installation of Stoddard Model 3 wing tank per Stoddard Aero Service Drawing List No. 68, dated February 7, 1975, or later Federal Aviation Administration approved revision. Cub Crafters Inc - [STC SA00243BO](https://openairdocs.org/stc/SA00243BO): Installation of Centurion Consulting, Inc. GPS Steering Assist Module (SAM) with roll steering (p/n 0025-5100), or without roll steering (p/n 0025-5200). Icarus Avionics, LLC - [STC SA00068SE](https://openairdocs.org/stc/SA00068SE): Installation of fuel flow/pressure instruments. (W/TSIO-360-MB1). Electronics International Inc - [STC SA501AL](https://openairdocs.org/stc/SA501AL): Installation of fiberglass wing tips. Aircraft Innovations, LLC - [STC SA02002SE](https://openairdocs.org/stc/SA02002SE): Installation of vortex generators on the above model aircraft. Micro AeroDynamics Inc All 108: https://openairdocs.org/model/piper-pa-11s/stcs.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.