# Piper/Howell PA-18 - Type: Aircraft model (FAA registry) - Registry code: 7101807 - Manufacturer (registry): PIPER/HOWELL - Model: PA-18 - Aircraft type: Fixed wing single engine - Category: Airplane - Engines: 1 · Reciprocating - Seats: 2 - Weight class: Up to 12,499 lb - Certification: Not type certificated - Data sheet: [TCDS 1A2](https://openairdocs.org/tcds/1A2) (OpenAirDocs) - Holder: Piper Aircraft Inc. - Registered aircraft: 0 - Page: https://openairdocs.org/model/piper-howell-pa-18 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 2022-03-15](https://openairdocs.org/ad/2022-03-15): Fuel Quantity Indicator · Garmin G3X Touch Electronic Flight Instrument System (STC SA01899WI or SA02658SE). Effective Mar 21, 2022 - [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 2005-01-19](https://openairdocs.org/ad/2005-01-19): Mode S transponders · GARMIN International GTX 330D, GTX 330, GTX 33D and 830 more. Effective Feb 23, 2005 - [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 72-01-07](https://openairdocs.org/ad/72-01-07): Failure of Engine Mount · Piper PA-18, PA-18-105 (Special), PA-18-125 (Army L-21A) and 3 more. Effective Apr 17, 1972 - [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 62-02-05](https://openairdocs.org/ad/62-02-05): Rudder Cable Attachment Lug · Piper PA-18, PA-18-105 (Special), PA-18-125 (Army L-21A) and 5 more - [AD 60-10-08](https://openairdocs.org/ad/60-10-08): Fuel Selector Valve · Piper PA-18, PA-18-105 (Special), PA-18-125 (Army L-21A) and 30 more. Effective Jul 15, 1960 - [AD 59-10-08](https://openairdocs.org/ad/59-10-08): Gas Tank Cap Vent · Piper PA-18, PA-18A, PA-20 and 1 more. Effective Jul 15, 1959 - [AD 53-24-04](https://openairdocs.org/ad/53-24-04): Fuel-Hydraulic Lines · Piper PA-18, PA-20 and PA-22 - [AD 53-04-01](https://openairdocs.org/ad/53-04-01): Control Stick Attachment · Piper PA-18, PA-18-105 (Special), PA-18-125 (Army L-21A) and 16 more - [AD 51-19-02](https://openairdocs.org/ad/51-19-02): Oil Radiator Hose · Piper PA-18, PA-20 and PA-22 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 ## Information bulletins (advisory) (7) - [SAIB SW-18-31](https://openairdocs.org/saib/SW-18-31): NAVIGATION, ATTITUDE, AND DIRECTION DATA SYSTEM. Issued Nov 21, 2018 - [SAIB CE-13-30](https://openairdocs.org/saib/CE-13-30): IGNITION SYSTEM Toggle Style Magneto Switches on the Left Side Cabin Adjacent to the Pilot Seat. Issued May 9, 2013 - [SAIB CE-13-14](https://openairdocs.org/saib/CE-13-14): Fuselage Cracking at Aft Tail Post Weld Joint on Piper Model PA-18 (L-21) Airplanes. Issued Feb 6, 2013 - [SAIB CE-03-02R1](https://openairdocs.org/saib/CE-03-02R1): . Issued Mar 24, 2005 - [SAIB CE-04-91](https://openairdocs.org/saib/CE-04-91): . Issued Sep 24, 2004 - [SAIB CE-01-27](https://openairdocs.org/saib/CE-01-27): . Issued Jun 8, 2001 - [SAIB ACE-99-01](https://openairdocs.org/saib/ACE-99-01): . Issued Oct 21, 1998 ## Registered aircraft None registered with this model now. ## NTSB investigations None matched to aircraft with this model. ## FAA accident and incident reports None matched to aircraft with this model. ## Service difficulty reports (28) As reported by operators and repair stations, by the model named in the report. - [SDR 2026FA0000476](https://openairdocs.org/sdr/2026FA0000476), Mar 3, 2026: STRUT. FRACTURED. PIPER PA-18 EXPERIENCED RIGHT HAND LANDING GEAR COLLAPSE AFTER LANDING ROLLOUT CAUSING DAMAGE TO MAIN LANDING GEAR AND RIGHT WING ASSEMBLY. DETAIL INSPECTION FO - [SDR 2022FA0000361](https://openairdocs.org/sdr/2022FA0000361), Jul 20, 2022: OIL COOLER. CRACKED. ORIGINAL OIL COOLER REPLACED 05/27/2022 DUE TO CRACKED MOUNTING FLANGES. NEW COOLER, S/N 4467 , FAILED AFTER 12 HOURS IN SERVICE, CRACKED ADJACENT TO TOP FITTIN - [SDR 2017FA0000414](https://openairdocs.org/sdr/2017FA0000414), Aug 10, 2017: FUEL BOWL. DAMAGED. THE FUEL STRAINER COVER DEVELOPS A BOW AFTER A YEAR OF CONTINUOUS PRESSURE BEING PUT ON IT FROM THE WIRE ASSEMBLY CAUSING IT TO LEAK FUEL. IT HAS BEEN FOUND THA - [SDR 2016FA0000498](https://openairdocs.org/sdr/2016FA0000498), Oct 12, 2016: PISTON RING. OUT OF ALIGNMENT. DURING TAKE OFF, WITH GLIDER IN TOW, AIRCRAFT EXPERIENCED AN UNCOMMANDED ENGINE SHUT DOWN. INVESTIGATION REVEALED THAT THE NR 3 PISTON RINGS WERE NOT INSTALLED - [SDR CA150527009](https://openairdocs.org/sdr/CA150527009), May 14, 2015: CARBURETOR. DEFECTIVE. (CAN) AIRCRAFT TOOK OFF FOR ONE OF THE INITIAL FLIGHTS WITH THE NEWLY OVERHAULED FACTORY ENG. THE ACFT IS A PA22-160 BUSHMASTER & IS EQUIPPED WITH FLOATS. THE F - [SDR 2011FA0000280](https://openairdocs.org/sdr/2011FA0000280), Apr 30, 2011: RETAINER. BROKEN. 37 HOURS SINCE THE ENGINE WAS LAST REASSEMBLED, THE VALVE COVERS WERE REMOVED. BROKEN PUSH ROD RETAINER SPRINGS WERE FOUND IN 3 OUT OF 4 CYLINDERS. 1 BROKEN STE - [SDR 22497](https://openairdocs.org/sdr/22497), Jan 31, 2008: RETAINER. BROKEN. ENGINE WAS DISASSEMBLED AND INSPECTED FOR PROP STRIKE INSPECTION. DURING TEST CELL OPERATION THE TECHNICIAN NOTICED AN OIL LEAK AT THE NR4 CYLINDER. FURTHER INS - [SDR 2008FA0000105](https://openairdocs.org/sdr/2008FA0000105), Dec 4, 2007: FITTING. BROKEN. PILOT STATED THAT HE PERFORMED AN OFF AIRPORT LANDING ALONG A BEACH WHILE HUNTING. UPON LANDING, THE UPPER RT MLG CABANE FITTING BROKE. THE LANDING GEAR SAFETY - [SDR 2006FA0000980](https://openairdocs.org/sdr/2006FA0000980), Sep 29, 2006: ROTOR. INOPERATIVE. PILOT NOTICED LACK OF POWER AND ROUGHNESS AFTER TAKEOFF. RETURNED TO FIELD, DISCOVERED INOPERATIVE RT MAGNETO. DISASSEMBLY OF RT MAGNETO REVEALED ROTOR SHAFT HA - [SDR 2006FA0000532](https://openairdocs.org/sdr/2006FA0000532), May 21, 2006: CURRENT LIMITER. FAILED. CURRENT LIMITER BLOWN, CAUSING LOSS OF ELECTRICAL POWER. - [SDR CA051221002](https://openairdocs.org/sdr/CA051221002), Dec 8, 2005: ATTACH BRACKET. CORRODED. REINFORCEMENT STRAP AT REAR SPREADER BAR ATTACHMENT LUG; INTERGRANULAR CORROSION DESTROYED PART FROM INSIDE OUT RESULTING IN LOOSE FASTENER. - [SDR CA050805003](https://openairdocs.org/sdr/CA050805003), Aug 3, 2005: BAFFLE. WARPED. (CAN) EXCESSIVE EXHAUST BACK PRESSURE - MUFFLER 2 INCH STACK HOLE IN CAN 1.5 INCH DIAMETER LEFT A HIGH RESTRICTION CAUSING HIGH HEAT PROGRESSIVELY COLLAPSING TH - [SDR 2004FA0000364](https://openairdocs.org/sdr/2004FA0000364), Mar 15, 2004: FUEL CONTROL. MISMARKED. AS MANUFACTURED, THE FUEL VALVE SELECTOR HANDLE CONSISTS OF A SMALL POINTER AND A SILVER HANDLE OPPOSITE OF EACH OTHER ON THE LT INTERIOR WALL BY THE FRONT SEAT - [SDR TAM1112200301](https://openairdocs.org/sdr/TAM1112200301), Oct 31, 2003: PLATE. FAILED. SPINNER BACKPLATE BRACKETS SEEM TO FAIL OFTEN, PICTURE NR 1. THIS PARTICULAR BACKPLATE APPEARS VERY NEW, THE AIRCRAFT HAS FLOWN 35 HOURS SINCE ANNUAL INSPECTION - [SDR 2003FA0000940](https://openairdocs.org/sdr/2003FA0000940), Sep 18, 2003: BEARING. OVERHEATED. ALTERNATOR HARD TO ROTATE DUE TO NON-DRIVE END BEARING BEING PRESSED INTO HOUSING TOO FAR. BEARING COVER FOUND (BLUED) DUE TOO EXCCESIVE HEAT. DRIVE PULLEY HARD - [SDR CA030107011](https://openairdocs.org/sdr/CA030107011), Aug 1, 2002: STRUCTURE. CRACKED. (CAN) LT STABILIZER REAR TUBE WAS FOUND CRACKED INBOARD OF THE OUTBOARD ELEVATOR HINGE. - [SDR 2001FA0000558](https://openairdocs.org/sdr/2001FA0000558), Oct 26, 2001: STUD. BROKEN. BROKEN CYLINDER BASE STUDS, 5 STUDS BROKEN ON NR 1 CYLINDER, FOUND MIS-TORQUED ON NR 2, NR 3, AND NR 4, ALSO.(K) - [SDR CA010820014](https://openairdocs.org/sdr/CA010820014), Jul 27, 2001: SCREW. BROKEN. (CAN) STABILIZER TRIM FOUND NOT WORKING ON PILOT'S WALK AROUND. DISASSEMBLE AND FOUND SCREW BROKEN IN HALF, JAMMED IN THE YOKE HOUSING. - [SDR 20010124CW004](https://openairdocs.org/sdr/20010124CW004), Dec 19, 2000: BELLCRANK. CRACKED. WHILE COMPLETELY DISASSEMBLING FOR RECOVERY, FOUND BOTH BELLCRANKS CRACKED. ONLY WAY TO SEE IS WITH MIRROR OR COMPLETE DISSASSEMBLE. BOTTOM OF BELLCRANK NOT CRA - [SDR 20000911SH041](https://openairdocs.org/sdr/20000911SH041), Aug 28, 2000: GEAR. FRACTURED. AIRCRAFT MADE AN EMERGENCY LANDING FOLLOWING SUDDEN ENGINE FAILURE DURING CRUISE FLIGHT. UPON INSPECTION, THE CRANKSHAFT GEAR HAD 5 OR 6 TEETH MISSING AND THE R - [SDR 2000ZZZX500](https://openairdocs.org/sdr/2000ZZZX500), Jan 17, 2000: CHANNEL. CORRODED. DURING RECOVERING OF AIRCRAFT, FOUND THE REAR WINDOW CHANNELS LEFT AND RIGHT WERE CORRODED BEYOND REPAIR AND HAD TO BE REPLACED. - [SDR 2000ZZZX498](https://openairdocs.org/sdr/2000ZZZX498), Jan 17, 2000: LONGERON. CORRODED. DURING LAST 6 AIRCRAFT RECOVERED BY FACILITY, 5 OF THESE AIRCRAFT HAD TO HAVE THE TOP LONGERON REPLACED BECAUSE OF CORROSION DUE TO WATER BEING TRAPPED UNDER TH - [SDR 98ZZZX3125](https://openairdocs.org/sdr/98ZZZX3125), Aug 17, 1998: FITTING. CORRODED. WING FITTING CORRODED. THERE IS NO ACCESS FOR INSPECTION OF PART. AFTER ONE AIRCRAFT HAD WING SEPARATION AND DISCOVERED PART THAT CORRODED, INSPECTED ENTIRE FLE - [SDR 98ZZZX1993](https://openairdocs.org/sdr/98ZZZX1993), Apr 26, 1998: CONTROL CABLE. FAILED. CARBURETOR HEAT CABLE COULD HAVE POSSIBLY CONTRIBUTED TO ACCIDENT. DURING INVESTIGATION, CABLE WAS FOUND DETACHED; APPARENTLY IT HAD BROKEN PRIOR TO OR AS A RES - [SDR 97ZZZX2785](https://openairdocs.org/sdr/97ZZZX2785), May 1, 1997: BELLCRANK. CRACKED. INSPECTION FOUND RT FLAP BELLCRANK CRACKED. REF: PIPER SB 109. - [SDR 97ZZZX2025](https://openairdocs.org/sdr/97ZZZX2025), Apr 22, 1997: TUBE. CORRODED. FAA APPROVED REPAIR STATION, THAT REBUILDS AND REPAIRS PA-18 FUSELAGE FRAMES, HAS EXPERIENCED A PROBLEM, IN FINDING SEVERE CORROSION ON APPROX 35 PERCENT OF THE - [SDR 95ZZZX6391](https://openairdocs.org/sdr/95ZZZX6391), Oct 25, 1995: TANK. LEAK. TANK HAD SMALL LEAK AFT SEAM MID-WAY BETWEEN SIDES. FOUND SMALL CRACK, .50 INCH, WELDED SEAM FOR 4 INCHES EITHER SIDE OF CRACK. SUBMITTER STATED NO APPARENT REA - [SDR 95ZZZX3523](https://openairdocs.org/sdr/95ZZZX3523), Jun 19, 1995: FUEL TANK. DAMAGED. TOP FORWARD INBOARD CORNER BASHED IN CAUSING A SEAM TO LEAK. ALSO, FOUND LARGE WELD AROUND VENT. THIS WAS CUT OUT AND A NEW VENT INSTALLED. PRESSURE TESTED AT 1 ## STCs that may be installed (OpenAirDocs) (411, 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 SA01233SE](https://openairdocs.org/stc/SA01233SE): Fabrication and installation of Alaskan Bushwheel LLC tail wheel and fork assembly. ABI, LLC - [STC SA02571SE](https://openairdocs.org/stc/SA02571SE): Installation of Garmin G500/G600 TXi Integrated Avionics System (Primary Flight Display, Multi-Function Display, and Engine Indicating System Display). Garmin International Inc - [STC SA01800SE](https://openairdocs.org/stc/SA01800SE): Fabrication and installation of new or replacement of existing instrument panel lights dimmer control. TCW Technologies, LLC - [STC SA01861SE](https://openairdocs.org/stc/SA01861SE): Fabrication and installation of Landing Light Controller. TCW Technologies, LLC - [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 SA12406WI](https://openairdocs.org/stc/SA12406WI): Installation of a Garmin AXIS Flight Display System. Garmin International Inc - [STC SA04652CH](https://openairdocs.org/stc/SA04652CH): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification. Swift Fuels LLC - [STC SA02636SE](https://openairdocs.org/stc/SA02636SE): Installation of Garmin GPS 175 Navigation System and GNX 375 Navigation System with ADS-B In/Out Transponder. Garmin International Inc - [STC SA02019SE-D](https://openairdocs.org/stc/SA02019SE-D): Installation of Garmin Model GTN 625/635/650; 725/750 Navigation System. Garmin International Inc - [STC SA01147WI](https://openairdocs.org/stc/SA01147WI): Installation of Concorde FLA or VRSLA series batteries in Piper Light Airplanes. Concorde Battery Corporation - [STC SA800EA](https://openairdocs.org/stc/SA800EA): Installation of Whelen Anti-Collision, Position, or Anti-Collision/Position Light System, and applicable associated power supplies. Whelen Aerospace Technologies - [STC SA02511SE](https://openairdocs.org/stc/SA02511SE): Installation of replacement fuel quantity indicator sending unit(s). CiES Inc - [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 SA02211AK](https://openairdocs.org/stc/SA02211AK): Installation of components to change thrust line orientation. Steve Pierce - [STC SA00081NY](https://openairdocs.org/stc/SA00081NY): Installation of Iceman Aviation Supplies, Inc. Carburetor Ice Detector. Alcor LLC - [STC SA02200AK](https://openairdocs.org/stc/SA02200AK): Fabrication of replacement engine exhaust system assembly (P/N PA18ESA). Power Flow Systems Inc - [STC SA02738CH](https://openairdocs.org/stc/SA02738CH): Installation of L-3 Communications Avionics Systems. Acron Aviation Inc - [STC SA04046CH PAGE 2](https://openairdocs.org/stc/SA04046CH%20PAGE%202): Installation of L-3 GENESIS (TM) Electronic Standby Instrument System (ESI-500/MAG-500). Acron Aviation Inc - [STC SA4-1430](https://openairdocs.org/stc/SA4-1430): 125-gallon hopper and small swathmaster. Texas Transland LLC - [STC SA7965SW](https://openairdocs.org/stc/SA7965SW): Application of fabric and polyurethane finishing system. Shady Aviation LLC - [STC SA11854CH](https://openairdocs.org/stc/SA11854CH): Installation of modified exhaust system in lieu of original components. Dakota Cub Aircraft Inc - [STC SA04378CH](https://openairdocs.org/stc/SA04378CH): Installation of an engine modified per STC SE04349CH. SureFly Partners Ltd - [STC SA11841BO](https://openairdocs.org/stc/SA11841BO): Installation of T3 Tailwheel Suspension System suspension. T3 Tailwheel Suspension System - [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 SA39CH](https://openairdocs.org/stc/SA39CH): Installation of an Amphibian Landing Gear Position Advisory System/Laser Gear Advisory System. Wipaire Inc - [STC SA02594SE](https://openairdocs.org/stc/SA02594SE): SkyView HDX Instrumentation and Autopilot System manufactured. Dynon Avionics - [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 SA03898NY](https://openairdocs.org/stc/SA03898NY): Installation and maintenance of ORATEX covering and coating material. Aircraft Design & Certification Ltd - [STC SA01343WI](https://openairdocs.org/stc/SA01343WI): Installation of B&C Specialty Products BC400 alternator. B & C Specialty Products Inc - [STC SA04568CH](https://openairdocs.org/stc/SA04568CH): Installation of the uAvionix tailBeaconX, a tail mounted position light with integrated Automatic Dependent Surveillance - Broadcast (ADS-B) Out and 1090MHz Mode-S transponder functionality. uAvionix Corporation - [STC SA02580AK](https://openairdocs.org/stc/SA02580AK): Installation of Airframes Alaska Replacement Suspension. Airframes Alaska LLC - [STC SA02582AK](https://openairdocs.org/stc/SA02582AK): Installation of Airframes Alaska Brake Pedal and Master Cylinder Assembly. Airframes Alaska LLC - [STC SA02658SE](https://openairdocs.org/stc/SA02658SE): Installation of Garmin GI 275 Multi-Function Display System. Garmin International Inc - [STC SA02579AK](https://openairdocs.org/stc/SA02579AK): Installation of Swing bar. Willow Mountain Ranch - [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 SA01118AT](https://openairdocs.org/stc/SA01118AT): Installation of Aqua Floats model 2200. Outpost X Aviation Inc - [STC SA1191SO](https://openairdocs.org/stc/SA1191SO): Installation of Aqua Model1500 floats. Outpost X Aviation Inc - [STC SA01899WI](https://openairdocs.org/stc/SA01899WI): Installation of Garmin G3X Touch Electronic Flight Instrument System. Garmin International Inc - [STC SA04563AT](https://openairdocs.org/stc/SA04563AT): Installation of Sensenich propeller model 2G0M6 C82BGF or 2G0M7 C82BGF. Sensenich Propeller Company - [STC SP04490AT](https://openairdocs.org/stc/SP04490AT): Installation of Sensenich propeller model 2G0M8/C82BGF. Sensenich Propeller Company - [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 SA00417BO](https://openairdocs.org/stc/SA00417BO): Installation of T3 Tailwheel Suspension Systems Suspension. T3 Tailwheel Suspension Systems - [STC SA02175AK](https://openairdocs.org/stc/SA02175AK): Fabrication of Airframes Alaska LLC Heavy Duty Standard Length or 3-inch Extended Main Landing Gear. Airframes Alaska LLC - [STC SA01606CH](https://openairdocs.org/stc/SA01606CH): Installation of alternate electro-hydraulic power pack system for operation of main wheel skis. F.Atlee Dodge Aircraft Services - [STC SA3-180](https://openairdocs.org/stc/SA3-180): Installation of Wipaire Skis, Inc. (Aircraft Skis) (FluiDyne) (Federal) Main Skis, Model C2200, Tail Ski, Model CTF2200 or CT3000, and Parts Kit No. W-PMA-001, issued February 26, 2001. F.Atlee Dodge Aircraft Services - [STC SA3-328](https://openairdocs.org/stc/SA3-328): Installation of Model C-2200 main skis and Model AWT-2500 or AWT-2500A tail wheel skis. F.Atlee Dodge Aircraft Services All 411: https://openairdocs.org/model/piper-howell-pa-18/stcs.md ## PMA parts (OpenAirDocs) (over 1,000, first 50) Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this model on its data sheet, so check the FAA record before relying on it. Newest first. - [73-CFG-R](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139218545420260806152425.0001): Fuel Quantity Indication Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jul 20, 2026 - [S1069](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID113256326820260806152332.0001): 100R Fuel Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jul 20, 2026 - [40-208](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID157102053920260810124703.0001): Wheel. Game Aerospace, LLC · PMA PQ00052CB · Replaces Hayes/Goodrich 840, 841, 841A · Jun 9, 2026 - [40-108](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID135730084720260810124703.0001): Wheel. Game Aerospace, LLC · PMA PQ00052CB · Replaces Hayes/Goodrich 840, 841, 841A · Jun 9, 2026 - [066-106](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID126294031320260728184416.0001): Brake Lining. Game Aerospace, LLC · PMA PQ00052CB · Replaces Cleveland Wheels and Brakes P/N… · Jun 9, 2026 - [066-001](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID120510874920260723131534.0001): Rivet. Game Aerospace, LLC · PMA PQ00052CB · Replaces Cleveland Wheels and Brakes P/N… · Jun 9, 2026 - [RAP164-01900](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID180304311520260722154717.0001): Brake Disc. Rapco Inc. · PMA PQ2101CE · Replaces 164-01900 · Jun 3, 2026 - [RAP164-06700](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID129447312520260722154727.0001): Brake Disc. Rapco Inc. · PMA PQ2101CE · Replaces 164-06700 · Jun 3, 2026 - [5514](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID134488621120260501132636.0001): Nut, Axle. Game Aerospace, LLC · PMA PQ00052CB · Modification part · Apr 28, 2026 - [007-002](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID122361677820260501132631.0001): Assy, Brake Line. Game Aerospace, LLC · PMA PQ00052CB · Modification part · Apr 28, 2026 - [AF40622](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191324127820260518151656.0001): Rudder Assembly. Dakota Cub Aircraft · PMA PQ2498CE · Replaces 40622-07 · Apr 22, 2026 - [ABI-232-046](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197496451920260527160124.0001): Pin. ABI LLC · PMA PQ4204CE · Replaces 232-046 · Mar 30, 2026 - [ABI-3257-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193423898320260527160049.0001): Pin. ABI LLC · PMA PQ4204CE · Replaces 3257-00 · Mar 30, 2026 - [ABI-3207-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191848330820260527155937.0001): Fiber Thrust Washer. ABI LLC · PMA PQ4204CE · Replaces 3207-00 · Mar 30, 2026 - [ABI-3205-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191317124420260527160028.0001): Bushing. ABI LLC · PMA PQ4204CE · Replaces 3205-00 · Mar 30, 2026 - [ABI-3216-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID189782100620260527155925.0001): Tail Wheel Head. ABI LLC · PMA PQ4204CE · Replaces 3216-00 · Mar 30, 2026 - [ABI-3244-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID186964237820260527160101.0001): Wheel Half. ABI LLC · PMA PQ4204CE · Replaces 3244-00 · Mar 30, 2026 - [ABI-3235-02](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID184422409720260527155954.0001): Dust Cover, Upper. ABI LLC · PMA PQ4204CE · Replaces 3235-02 · Mar 30, 2026 - [ABI-3225-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182884741120260527160054.0001): Tab Lock Washer. ABI LLC · PMA PQ4204CE · Replaces 3225-00 · Mar 30, 2026 - [ABI-3214-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID179393249320260527160007.0001): Steering Arm Assy. ABI LLC · PMA PQ4204CE · Replaces 3214 · Mar 30, 2026 - [ABI-3243-02](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID179194732320260527160110.0001): Leaf Spring Adapter 11/4”. ABI LLC · PMA PQ4204CE · Replaces 3243-02 · Mar 30, 2026 - [ABI-2504-01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID175577659620260527160038.0001): Spacer. ABI LLC · PMA PQ4204CE · Replaces 2504-01 · Mar 30, 2026 - [ABI-3222-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID172274690520260527160106.0001): Spring. ABI LLC · PMA PQ4204CE · Replaces 3222-00 · Mar 30, 2026 - [ABI-3216-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170334076120260527155929.0001): Tail Wheel Head. ABI LLC · PMA PQ4204CE · Replaces 3216-1 · Mar 30, 2026 - [ABI-3235-01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168703923720260527160020.0001): Dust Cover, Lower. ABI LLC · PMA PQ4204CE · Replaces 3235-01 · Mar 30, 2026 - [ABI-3227-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164797668920260527160057.0001): Spacer. ABI LLC · PMA PQ4204CE · Replaces 3227-00 · Mar 30, 2026 - [ABI-3214T](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164314584120260527160011.0001): Steering Arm Assy. ABI LLC · PMA PQ4204CE · Replaces 3214T · Mar 30, 2026 - [ABI-3219-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID163337242120260527160015.0001): Pawl. ABI LLC · PMA PQ4204CE · Replaces 3219-00 · Mar 30, 2026 - [ABI-1863](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID159426737920260527160127.0001): Grease Seal. ABI LLC · PMA PQ4204CE · Replaces 1863 · Mar 30, 2026 - [ABI-800613-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID157296937120260527155944.0001): Tail Wheel Head Two Bolt. ABI LLC · PMA PQ4204CE · Replaces 800613-1 · Mar 30, 2026 - [ABI-3219-02](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID149212949920260527160131.0001): Pawl. ABI LLC · PMA PQ4204CE · Replaces 3219-02 · Mar 30, 2026 - [ABI-3224-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID149111642920260527160034.0001): Tail Wheel Fork. ABI LLC · PMA PQ4204CE · Replaces 3224-00 · Mar 30, 2026 - [ABI-3206-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID138883218520260527160003.0001): Trust Washer. ABI LLC · PMA PQ4204CE · Replaces 3206-00 · Mar 30, 2026 - [ABI-3234-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID132081439120260527155947.0001): Thrust Plate Assy. ABI LLC · PMA PQ4204CE · Replaces 3234 · Mar 30, 2026 - [ABI-3256-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID121846986420260527155958.0001): Dust Cover, Upper. ABI LLC · PMA PQ4204CE · Replaces 3256-2 · Mar 30, 2026 - [ABI-800613](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID118179004220260527155940.0001): Tail Wheel Head. ABI LLC · PMA PQ4204CE · Replaces 800613 · Mar 30, 2026 - [ABI-3216-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID108400289920260527155933.0001): Tail Wheel Bolt. ABI LLC · PMA PQ4204CE · Replaces 3216-2 · Mar 30, 2026 - [ABI-3258-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID107830414820260527160044.0001): Spacer. ABI LLC · PMA PQ4204CE · Replaces 3258-00 · Mar 30, 2026 - [ABI-3243-01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID106423192720260527160113.0001): Leaf Spring Adapter 1 ½”. ABI LLC · PMA PQ4204CE · Replaces 3243-01 · Mar 30, 2026 - [ABI-3236](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID104887907120260527160118.0001): Axle. ABI LLC · PMA PQ4204CE · Replaces 3236-00 · Mar 30, 2026 - [ABI-3233-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID102649851120260527155951.0001): Spring Compression. ABI LLC · PMA PQ4204CE · Replaces 3233-00 · Mar 30, 2026 - [AF40622](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID188328415320260313134658.0001): Rudder Assembly. Dakota Cub Aircraft · PMA PQ2498CE · Replaces 40622-00 · Mar 11, 2026 - [AF40622](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID165776775320260313134659.0001): Rudder Assembly. Dakota Cub Aircraft · PMA PQ2498CE · Replaces 15726-02 · Mar 11, 2026 - [AF40622](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117894135320260313134657.0001): Rudder Assembly. Dakota Cub Aircraft · PMA PQ2498CE · Replaces 40622-08 · Mar 11, 2026 - [ABI-3239-101](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID187623511120260303151804.0001): TAILWHEEL CONNECTOR ASSEMBLY. ABI LLC · PMA PQ4204CE · Replaces 751 475 · Feb 26, 2026 - [ABI-3239-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID116014652720260303151804.0001): TAILWHEEL SPRING. ABI LLC · PMA PQ4204CE · Replaces 12798 · Feb 26, 2026 - [V674903-91](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID157004670620260423211206.0001): Leaded and Unleaded Automotive Gasoline. Air Plains Services Corp · PMA PQ3524CE · Modification part · Aug 29, 2025 - [V674903](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147495138420260423211204.0001): Leaded and Unleaded Automotive Gasoline. Air Plains Services Corp · PMA PQ3524CE · Modification part · Aug 29, 2025 - [P002-1247130-A021](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID184010147120250813154901.0001): Spinner Assembly. Aero Tech Aviation Design, LLC · PMA PQ04281CE · Replaces 14422-A,D3339 · Jul 31, 2025 - [300001-AS-AAD-AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID189018217420260513140941.0001): Shock Assembly, Cub 3.0+ Length, Heavy. ACME Aero Suspensions LLC · PMA PQ00058EB · Replaces 300001-AS-AAD-AA · Jul 8, 2025 All of them: https://openairdocs.org/model/piper-howell-pa-18/pma.md ## The same model under other registry codes Amateur-built copies and renamed makers get their own codes. - [Piper PA-18](https://openairdocs.org/model/piper-pa-18): 477 registered aircraft, registry code 7101802 - [Pitcairn PA-18](https://openairdocs.org/model/pitcairn-pa-18): 2 registered aircraft, registry code 7180602 - [Johnson Christopher D PA-18](https://openairdocs.org/model/johnson-christopher-d-pa-18): 1 registered aircraft, registry code 05615YU - [Cox Vernon Lewis PA 18](https://openairdocs.org/model/cox-vernon-lewis-pa-18): 1 registered aircraft, registry code 05617C0 - [Mcclure David L PA-18](https://openairdocs.org/model/mcclure-david-l-pa-18): 1 registered aircraft, registry code 05617Y9 - [Protzman James C PA-18](https://openairdocs.org/model/protzman-james-c-pa-18): 1 registered aircraft, registry code 056249D - [Wittenberg Dennis E PA-18](https://openairdocs.org/model/wittenberg-dennis-e-pa-18): 1 registered aircraft, registry code 05629K0 - [Fly Holly W PA-18](https://openairdocs.org/model/fly-holly-w-pa-18): 1 registered aircraft, registry code 05629RF - [Robert D Blaszak PA-18](https://openairdocs.org/model/robert-d-blaszak-pa-18): 1 registered aircraft, registry code 05632SI - [Nelson Garrison PA-18](https://openairdocs.org/model/nelson-garrison-pa-18): 1 registered aircraft, registry code 05635OL - [Clarence C Cravens PA-18](https://openairdocs.org/model/clarence-c-cravens-pa-18): 1 registered aircraft, registry code 056379J - [Aaron T Burcham PA 18](https://openairdocs.org/model/aaron-t-burcham-pa-18): 1 registered aircraft, registry code 05637PZ --- 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.