# N520ST: 2021 Honda HA-420 - Status: Valid registration - Airframe: [Honda HA-420](https://openairdocs.org/model/honda-ha-420) (registry code 4400000, 8 seats) - Engine: [GE Honda HF-120](https://openairdocs.org/engine/ge-honda-hf-120) (registry code 30200) - Data sheets: [TCDS A00018AT](https://openairdocs.org/tcds/A00018AT) (Honda Aircraft Company LLC), [TCDS E00085EN](https://openairdocs.org/tcds/E00085EN) (GE Honda Aero Engines) (OpenAirDocs) - Serial number: 42000210 - Year built: 2021 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, normal - Airworthiness date: August 4, 2021 - Certificate issued: February 13, 2024 - Expires: February 28, 2031 - Mode S code: A68A90 - Registered owner: [Last Minute Flights LLC](https://openairdocs.org/faa-owner/LAST%20MINUTE%20FLIGHTS%20LLC) - Location: [Camden, DE](https://openairdocs.org/faa-place/DE/Camden) - Owner type: LLC - Owner's area on the map: 39.0847° N, 75.6274° W: Placed by OpenAirDocs at the center of ZIP code 19934, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=520ST - Page: https://openairdocs.org/aircraft/N520ST 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): 9 in force ### Matched by airframe (Honda HA-420) - [AD 2026-10-02](https://openairdocs.org/ad/2026-10-02): Fuselage Main, Plate/Skin · Honda HA-420. Effective Jul 2, 2026 - [AD 2026-06-71](https://openairdocs.org/ad/2026-06-71): Trailing Edge Flap Actuator · Honda HA-420. Effective May 8, 2026 - [AD 2026-01-01](https://openairdocs.org/ad/2026-01-01): Aileron Control System · Honda HA-420. Effective Feb 17, 2026 - [AD 2023-11-03](https://openairdocs.org/ad/2023-11-03): Windshield/Door Rain/Ice Removal · Honda HA-420. Effective Jun 16, 2023 - [AD 2022-18-03](https://openairdocs.org/ad/2022-18-03): Windshield/Door Rain/Ice Removal · Honda HA-420. Effective Sep 22, 2022 - [AD 2020-04-14](https://openairdocs.org/ad/2020-04-14): Landing Gear · Honda HA-420. Effective Apr 6, 2020 - [AD 2018-21-13](https://openairdocs.org/ad/2018-21-13): Landing Gear · Honda HA-420. Effective Nov 27, 2018 - [AD 2018-15-06](https://openairdocs.org/ad/2018-15-06): Time Limits · Honda HA-420. Effective Aug 13, 2018 ### Matched by engine (GE Honda HF-120) - [AD 2019-16-02](https://openairdocs.org/ad/2019-16-02): Fuel Control/ Turbine Engines · GE Honda Aero Engines HF120. Effective Sep 13, 2019 ### Historical (superseded or no longer in force) - [AD 2022-05-13](https://openairdocs.org/ad/2022-05-13) (historical): Windshield/Door Rain/Ice Removal · Honda HA-420. Effective Apr 18, 2022 - [AD 2021-22-12](https://openairdocs.org/ad/2021-22-12) (historical): Trailing Edge Flap Actuator · Honda HA-420. Effective Nov 19, 2021 - [AD 2018-11-05](https://openairdocs.org/ad/2018-11-05) (historical): Landing Gear · Honda HA-420. Effective May 29, 2018 - [AD 2018-06-10](https://openairdocs.org/ad/2018-06-10) (historical): Landing Gear · Honda HA-420. Effective Apr 13, 2018 ## Information bulletins (advisory) None matched. ## NTSB investigations None matched to N520ST. ## FAA accident and incident reports None matched to N520ST. ## 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. ## Service difficulty reports on N520ST not matched to an aircraft (1) They name N520ST, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [SDR 97ZZZX3475](https://openairdocs.org/sdr/97ZZZX3475), Jun 8, 1997: PIN PLUG. FAILED. THIS AIRPLANE MADE AN EMERGENCY LANDING ON A HIGHWAY AT NIGHT. NO DAMAGES TO THE AIRCRAFT OR THE PASSENGERS. A TEAR-DOWN INSPECTION OF THE ENGINE WAS COMPLETED ## STCs that may be installed (OpenAirDocs) (5) 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 (Honda HA-420) - [STC SA11158SC](https://openairdocs.org/stc/SA11158SC): Demonstration of aircraft tolerance to potential electromagnetic interference from certain Transmitting Potable Electronic Devices (T-PEDS). Liberty Partners Inc - [STC SA09887AC](https://openairdocs.org/stc/SA09887AC): Installation of an Avionica MK-III mini Quick Access Recorder (QAR) and optional 4G or LTE Avionica Cellular Module (avCM. Aircraft Systems and Manufacturing Inc - [STC SA00076IB](https://openairdocs.org/stc/SA00076IB): Installation of Photo luminescent Safety Systems. STG AEROSPACE GERMANY GmbH - [STC SA04214NY](https://openairdocs.org/stc/SA04214NY): Installation of the Gogo AVANCE L3 System. Banyan Air Service - [STC SA01855WI](https://openairdocs.org/stc/SA01855WI): Installation of the Send Solutions Airtext Router in 14 CFR Part 23 Aircraft. 3S Certification LLC ## Earlier aircraft with N520ST The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N520ST before. - [Cancelled 2013-09-03](https://openairdocs.org/deregistered/N520ST-2013-09-03): Piper PA46-500TP, S/N 4697521, built 2013. Exported to Brazil. Owner: [American Aircraft Appraisal & Export LLC](https://openairdocs.org/faa-owner/AMERICAN%20AIRCRAFT%20APPRAISAL%20%26%20EXPORT%20LLC), [Virginia Beach, VA](https://openairdocs.org/faa-place/VA/Virginia%20Beach) ## Related - Other Honda HA-420 aircraft: https://openairdocs.org/model/honda-ha-420/aircraft.md - The GE Honda HF-120 engine: https://openairdocs.org/engine/ge-honda-hf-120.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.