- Registered owner
- M4 Aviation LLC
- Location
- Kutztown, PA
- Owner type
- LLC
- Serial number
- 42.N388
- Year built
- 2020
- Type
- Fixed wing multi engine
- Engine
- Reciprocating
- Airworthiness
- Standard, normal
- Airworthiness date
- February 26, 2020
- Certificate issued
- May 21, 2022
- Expires
- May 31, 2029
- Mode S code
- A4FF7A
Diamond Aircraft Ind DA 42 NGTCDS A57CEAirframe · Diamond Aircraft Ind DA 42 NGEngine modelAustro E4-C
From the FAA registry file of October 24, 2026.
On this page
Airworthiness directives that may apply · 14
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 2011 | 1 |
|---|---|
| 2012 | 1 |
| 2013 | 3 |
| 2014 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2019 | 1 |
| 2021 | 1 |
| 2022 | 3 |
| 2024 | 1 |
| 2026 | 2 |
Airframe · Diamond Aircraft Ind DA 42 NG
AD 2026-14-08Landing Gear ActuatorAD 2025-24-07Passenger/Crew DoorsAD 2024-06-13Flight Control SystemInformation bulletins that may apply
Advisory, not mandatory.
No bulletins matched this aircraft’s models
NTSB investigations
No NTSB investigations matched to N421BLMatched by N-number and event date, checked against the reported serial number, make and model. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Diamond Aircraft Ind DA 42 NG aircraft
FAA incident reports
No FAA accident or incident reports matched to N421BLMatched by N-number and event date, checked against the reported make and model. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Diamond Aircraft Ind DA 42 NG aircraft
Service difficulty reports
No reports matched to N421BLGeneral aviation reporting is voluntary. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Reports on Diamond Aircraft Ind DA 42 NG aircraft
STCs that may be installed · 21
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
Airframe · Diamond Aircraft Ind DA 42 NG
STC SA04837NYInstallation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lightsSTC SA04046CH PAGE 1Installation of L-3 GENESIS (TM) Electronic Standby Instrument System (ESI-500/MAG-500)STC SA02444AKApproval of the L-3 Communications NGT 9000/9000R ADS-B system installed
Earlier aircraft with this N-number · 2
These aircraft carried N421BL before the one registered now. The FAA can assign a mark to another aircraft once a registration is cancelled.