N99645 is a 2013 Robinson Helicopter Company R44 II (rotorcraft) with serial number 13448, registered in Girdwood, AK. Its FAA registration is valid and runs until Jul 31, 2028; the renewal window opens on Jan 31, 2028. It is powered by a Lycoming IO-540-AE1A5 rated at 260 hp. Its airworthiness certificate is in the standard class (normal), issued Feb 22, 2013. It is one of 1,326 R44 II aircraft in the FAA registry, 92 of them registered in Alaska. About 33% of them were built after it. The NTSB accident database lists one record for this airframe since 2008, the latest on Aug 30, 2018.
Registration
- FAA status
- Valid registration
- Expires
- Jul 31, 2028
- Registrant type
- LLC
- Registered owner
- ALPINE AIR ALASKA LLC
- Location
- Girdwood, AK
- Local FAA office (FSDO)
- Anchorage FSDO (ANC FSDO) · (907) 280-6800 or (800) 294-5116
- Certificate issued
- Jul 6, 2018
- Last FAA action
- May 26, 2023
- Mode S code (hex)
- ADEBEF
- Mode S code (octal)
- 53365757
- Official record
- registry.faa.gov
Aircraft
- Manufacturer
- ROBINSON HELICOPTER COMPANY
- Model
- R44 II
- Type certificate (TCDS)
- H11NM (Robinson Helicopter Company)
- Year manufactured
- 2013
- Serial number
- 13448
- Aircraft type
- Rotorcraft
- Engine type
- Reciprocating
- Engine
- LYCOMING IO-540-AE1A5 (260 hp)
- Engines / seats
- 1 / 4
- Weight class
- Up to 12,499 lb
- Airworthiness
- Standard since Feb 22, 2013
- Approved operations
- Normal
Earlier registrations of this number
| Canceled | Aircraft | Serial | Year | Exported to | Same airframe today |
|---|---|---|---|---|---|
| Aug 12, 1965 | ENGINEERING & RESEARCH ERCOUPE 415-C | 2268 |
NTSB accident and incident records
| Date | Place | Aircraft (as NTSB recorded it) | Damage | Highest injury | NTSB no. |
|---|---|---|---|---|---|
| Aug 30, 2018 | Girdwood, AK | Robinson R44 this airframe | Substantial | None | GAA18CA534 |
From the NTSB aviation accident database (events since 2008, data through Sep 29, 2026), matched by N-number. An N-number can move between aircraft, so each row is checked against the serial number on the current registration.