N8477S is a 1965 Cessna 182H (fixed wing single engine) with serial number 18256577, registered in Helena, MT. Its FAA registration is valid and runs until May 31, 2028; the renewal window opens on Nov 30, 2027. It is powered by a Cont Motor O-470 SERIES rated at 230 hp. Its airworthiness certificate is in the standard class. It is one of 423 182H aircraft in the FAA registry, 18 of them registered in Montana. The NTSB accident database lists one record for this airframe since 2008, the latest on Aug 16, 2021.
Registration
- FAA status
- Valid registration
- Expires
- May 31, 2028
- Registrant type
- LLC
- Registered owner
- APACHE AIR SERVICE LLC
- Location
- Helena, MT
- Local FAA office (FSDO)
- Helena FSDO (HLN FSDO) · (406) 441-5240
- Certificate issued
- May 26, 2021
- Last FAA action
- May 12, 2023
- Mode S code (hex)
- AB9D38
- Mode S code (octal)
- 52716470
- Official record
- registry.faa.gov
Aircraft
Public airports near Helena
| Airport | ID | Distance | Tower | Fuel |
|---|---|---|---|---|
| Helena Regional Helena, MT | KHLN | 2 mi | Towered | 100, 100LL, A |
| Canyon Ferry Townsend, MT | 8U9 | 24 mi | Non-towered | - |
| Boulder Boulder, MT | 3U9 | 27 mi | Non-towered | - |
Straight-line distance from the registration city, from the FAA airport directory (NASR). The registry does not say where an aircraft is based.
NTSB accident and incident records
| Date | Place | Aircraft (as NTSB recorded it) | Damage | Highest injury | NTSB no. |
|---|---|---|---|---|---|
| Aug 16, 2021 | Bountiful, UT | Cessna 182H this airframe | Destroyed | Fatal | WPR21FA321 |
From the NTSB aviation accident database (events since 2008, data through Oct 28, 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.