# Piper-Crockett J-4A - Type: Aircraft model (FAA registry) - Registry code: 7100605 - Manufacturer (registry): PIPER-CROCKETT - Model: J-4A - Aircraft type: Fixed wing single engine - Category: Airplane - Engines: 1 · Reciprocating - Seats: 2 - Weight class: Up to 12,499 lb - Certification: Type certificated - Data sheet: [TCDS A-703](https://openairdocs.org/tcds/A-703) (OpenAirDocs) - Holder: Piper Aircraft Inc. - Registered aircraft: 1 - Page: https://openairdocs.org/model/piper-crockett-j-4a 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 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 Effective Mar 31, 1968 Historical (superseded or no longer in force): - [AD 99-01-05 R1](https://openairdocs.org/ad/99-01-05-R1) (historical): Wings · FS 2000 L-14, AE-1, HE-1 and 73 more.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 (1) - [N83845](https://openairdocs.org/aircraft/N83845): [Johnson Walter R](https://openairdocs.org/faa-owner/JOHNSON%20WALTER%20R), [Chuckey, TN](https://openairdocs.org/faa-place/TN/Chuckey), built 1940, S/N 6-1529 ## NTSB investigations None matched to aircraft with this model. ## FAA accident and incident reports None matched to aircraft with this model. ## Service difficulty reports (1) As reported by operators and repair stations, by the model named in the report. - [SDR 2006F00055](https://openairdocs.org/sdr/2006F00055), Nov 6, 2006: WHEEL. CRACKED. CREW REPORTED ON SEVERAL OCCASIONS MAIN LANDING GEAR TIRE AS APPEARING LOW. AFTER 2 PREVIOUS SAME MAKE, MODEL, AND PN WHEELS BEING FOUND CRACKED, INSPECTED WHEE ## STCs that may be installed (OpenAirDocs) (71, 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 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 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 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 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 SA04776NY](https://openairdocs.org/stc/SA04776NY): The HIPEC Covering and Finishing System must be performed and maintained. HIPEC Aircraft Coatings Inc - [STC SA01015SE](https://openairdocs.org/stc/SA01015SE): Installation of eligible Alaska Bushwheel, Inc. wheels and TSO-C62d tires. ABI 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 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 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 SA3606NM](https://openairdocs.org/stc/SA3606NM): Installation of landing gear fueling step. F. Atlee Dodge Aircraft Services, LLC - [STC SA10077SC](https://openairdocs.org/stc/SA10077SC): Installation of push-button starter system. Hartzell Engine Technologies, 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 SA00780SE](https://openairdocs.org/stc/SA00780SE): Installation of the True Lock Safety Retention Axle Lock Nut System. True Lock 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 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 SA02295SE](https://openairdocs.org/stc/SA02295SE): Installation of an alternate method of fastening aluminum wing ribs to wood spars. Rainbow Flying Service LLC - [STC SA01765SE](https://openairdocs.org/stc/SA01765SE): Installation of Alaskan Bushwheel TSO-C26d wheels, Part Number (P/N) ABI-1010. ABI, 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 SA02110CH](https://openairdocs.org/stc/SA02110CH): Installation of a Time Trac Data Recorder. P2 Incorporated - [STC SA02002SE](https://openairdocs.org/stc/SA02002SE): Installation of vortex generators on the above model aircraft. Micro AeroDynamics Inc - [STC SA02033AT](https://openairdocs.org/stc/SA02033AT): Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line. M-20 Oil Separators LLC - [STC SA00680SE](https://openairdocs.org/stc/SA00680SE): Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer. Electronics International - [STC SA5-65](https://openairdocs.org/stc/SA5-65): Installation of Goodyear 25 x 11.0 - 4 Type IV tires with tubes on Goodrich Model 841696 4-inch wheels on main landing gear, using Alaskan Aircraft Equipment Supply Model A-1 rim adapters. Douten Thomas - [STC SA01944CH](https://openairdocs.org/stc/SA01944CH): Modify airplane to fly on unleaded automotive gasoline, 87 minimum antiknock index, per ASTM Specification D-439 or D-4818 of any volatility class, A through E, or 82UL AVGAS per ASTM D-6227. Experimental Aircraft Association Inc - [STC SA737GL](https://openairdocs.org/stc/SA737GL): Superseded by STC SA01944CH. Modify airplane to fly on unleaded automotive gasoline, 87 minimum antiknock index. EAA Aviation Foundation - [STC SA8075SW](https://openairdocs.org/stc/SA8075SW): Installation of fiberglass covering. (M-62 SERIES PT-19) (G-73 SCHWEIZER). Razorback Fabrics Inc - [STC SA1008WE](https://openairdocs.org/stc/SA1008WE): Installation of Poly-Fiber covering material. Poly-Fiber Inc - [STC SA489EA](https://openairdocs.org/stc/SA489EA): Installation of ARP Inc. carburetor ice detection system. Aircraft & Rotorcraft Products (ARP) Inc - [STC SA02520AT](https://openairdocs.org/stc/SA02520AT): Installation of M-20 Oil Separator, model 600-WP. M-20 Oil Separators LLC - [STC SA00932SE](https://openairdocs.org/stc/SA00932SE): Installation of the Stewart wing tip assembly. Steve Pierce - [STC SA71GL](https://openairdocs.org/stc/SA71GL): Installation of air filters. Brackett Aero Filters Inc - [STC SA02093AK](https://openairdocs.org/stc/SA02093AK): Installation of hourmeter airspeed switch. Avalaska Inc - [STC SA98CH](https://openairdocs.org/stc/SA98CH): Installation of replacement wing ribs. Dakota Cub Aircraft - [STC SA2-952](https://openairdocs.org/stc/SA2-952): Installation of fiberglass covering. Razorback Fabrics Inc - [STC SA2508SO](https://openairdocs.org/stc/SA2508SO): Replacement of Cleveland brake discs, No. 164-67 or 164-167, with Appalachian Accessories' stainless steel brake discs, Part No. 73-67. Aviation Products, Inc All 71: https://openairdocs.org/model/piper-crockett-j-4a/stcs.md ## PMA parts (OpenAirDocs) (89, 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 - [007-002](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID120407166220260501132632.0001): Assy, Brake Line. Game Aerospace, LLC · PMA PQ00052CB · Modification part · Apr 28, 2026 - [5514](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID100317117820260501132636.0001): Nut, Axle. Game Aerospace, LLC · PMA PQ00052CB · Modification part · Apr 28, 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 - [160HS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID159285191820240221142909.0001): Drain Valve Assembly. Saf-Air Products Inc · PMA PQ2036CE · Replaces CAV-160H-4 · Jan 30, 2024 - [160SS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID152975427420240221142906.0001): Drain Valve Assembly. Saf-Air Products Inc · PMA PQ2036CE · Replaces CAV-160 · Jan 30, 2024 - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID171953517520220706160155.0001): Whelen Aerospace Technologies · PMA PQ1372CE · Jun 21, 2022 - [EA-22000](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193866519120220525194103.0001): Controller Wire Harness (14 Pin). Electroair Acquisition Corporation · PMA PQ4141CE · Modification part · Apr 25, 2022 - [EA-20000](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID187485188420220525194028.0001): Four-Cylinder Ignition Controller. Electroair Acquisition Corporation · PMA PQ4141CE · Modification part · Apr 25, 2022 - [EA-22000T](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164585118720220525194137.0001): Controller Wire Harness- Twin (14 Pin). Electroair Acquisition Corporation · PMA PQ4141CE · Modification part · Apr 25, 2022 - [MC154-00200](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID608187366920211021173404.0001): Felt. McFarlane Aviation Inc · PMA PQ3732CE · Replaces 154-00200, 754-849 · Sep 9, 2021 - [MC153-00200](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID575764953020211021173323.0001): Ring. McFarlane Aviation Inc · PMA PQ3732CE · Replaces 153-00200, 762-534 · Sep 9, 2021 - [MC155-00200](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID556514539120211021173456.0001): Retaining Ring. McFarlane Aviation Inc · PMA PQ3732CE · Replaces 155-00200, 155-2, 756-008 · Sep 9, 2021 - [MC154-02800](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID268209447420211021173438.0001): Felt. McFarlane Aviation Inc · PMA PQ3732CE · Replaces 154-02800, 754-850 · Sep 9, 2021 - [EA-23000-A](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID727234308320210923143830.0001): EA-23000 Ignition/Starter Switch Panel. Electroair Acquisition Corporation · PMA PQ4141CE · Modification part · Jul 28, 2021 - [EA-23000-A](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID137705274020210923143729.0001): EA-23000 Ignition/Starter Switch Panel. Electroair Acquisition Corporation · PMA PQ4141CE · Modification part · Jul 28, 2021 - [ABI-WBCK-P](https://drs.faa.gov/browse/excelExternalWindow/C5FB082FBECCCCC386258614005AB484.0001): Piper 1 1/2 to 1 1/4 Bearing Conversion Kit. ABI LLC · PMA PQ4204CE · Modification part · Oct 13, 2020 - [3190-12](https://drs.faa.gov/browse/excelExternalWindow/63086CE730DD465886258328005792BC.0001): Landing Gear Fueling Step. F Atlee Dodge Aircraft Services LLC · PMA PQ2509CE · Modification part · Jul 10, 2018 All of them: https://openairdocs.org/model/piper-crockett-j-4a/pma.md ## The same model under other registry codes Amateur-built copies and renamed makers get their own codes. - [Piper J4A](https://openairdocs.org/model/piper-j4a): 125 registered aircraft, registry code 7100604 --- 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.