- Registered owner
- Crg2 LLC
- Location
- Lees Summit, MO
- Owner type
- LLC
- Serial number
- LN105
- Year built
- 2007
- Type
- Rotorcraft
- Engine
- Turbo-shaft
- Airworthiness
- Standard, normal
- Airworthiness date
- May 8, 2007
- Certificate issued
- April 12, 2024
- Expires
- April 30, 2031
- Mode S code
- A694C4
From the FAA registry file of October 24, 2026.
On this page
Airworthiness directives that may apply · 41
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1977 | 1 |
|---|---|
| 1982 | 1 |
| 1989 | 1 |
| 1996 | 3 |
| 1997 | 1 |
| 1998 | 4 |
| 1999 | 4 |
| 2000 | 2 |
| 2001 | 2 |
| 2002 | 1 |
| 2004 | 1 |
| 2005 | 2 |
| 2006 | 2 |
| 2007 | 1 |
| 2008 | 1 |
| 2012 | 1 |
| 2013 | 1 |
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 2 |
Airframe · MD Helicopters 500N
AD 2026-21-05Engine/transmission couplingAD 2026-19-01Rotorcraft flight controlAD 2025-17-11tail rotor control systemInformation bulletins that may apply · 2
Advisory, not mandatory.
Historical bulletins · 1
NTSB investigations
No NTSB investigations matched to N523HBMatched 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 MD Helicopters 500N aircraft
FAA incident reports · 1
FAA accident and incident reports matched to this aircraft by N-number and event date, checked against the reported make and model.
Service difficulty reports · 1
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
STCs that may be installed · 181
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.