Hughes OH-6A
N6640Z is a Hughes OH-6A, a rotorcraft with turboshaft engines (a helicopter or multicopter). It has 4 seats. It is registered to Usda Aphis Ws Atoc, a government body in Cedar City, Utah. The registration is valid: it was issued on June 14, 2011 and expires on June 30, 2027. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.
Aircraft
- Maker
- Hughes
- Model
- OH-6A · all OH-6As and related versions
- Serial number
- 66-16076
- Type
- Rotorcraft
- Power
- Turboshaft, 1 motor
- Seats
- 4
- Year built
- Not given
- Transponder code
- A8C585 (octal 52142605)
Registration
- Status
- Valid registration
- Certificate issued
- June 14, 2011
- Expires
- June 30, 2027
- Last FAA action
- January 22, 2023
- Airworthiness
- None on file
- FAA region
- Northwest Mountain
- FAA record id
- 00745261
Owner as the FAA publishes it
- Name
- Usda Aphis Ws Atoc
- Type
- Government
- Address
- Aviation Training & Operations C
1223 N Airport Rd
Cedar City, UT 84721-8412
Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.
Documents on file 0
No bills of sale, loans or other documents are indexed against this tail number.
Earlier use of this number 1
Records check free · 3 to understand · 2 clear
The public federal record on N6640Z, read the way a buyer, lender or insurer reads it: FAA registration, prior tail numbers keyed on the serial number, reuse of the tail number, recent registry filings, and the NTSB accident record under this and every earlier registration.
Valid registration to Usda Aphis Ws Atoc, a government body, certificate issued June 14, 2011, expires June 30, 2027. No fractional interest recorded. [1]
No airworthiness certificate is on file. Usual for a newly registered aircraft, a project, or an aircraft that has not flown since a change of registration; ask for the certificate. [1]
No earlier tail number is recorded against serial 66-16076 for this model in the deregistered file. [2]
N6640Z was previously assigned to 1 other aircraft: Piper PA-25-235 (serial 252235, cancelled January 29, 1990). Histories keyed to the tail number alone can mix aircraft up; this check keys on the serial number. [2]
No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file. [3]
1 NTSB record under N6640Z: Accident on February 8, 2017 at Price, UT: no injuries, substantial damage. Details below. [4]
These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.
AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.
NTSB records 1
Aircraft on the NTSB record: Hughes OH 6A · operated under PUBU
The fuel truck driver’s failure to stop before impacting the helicopter’s main rotor blades.
Search the NTSB's CAROL system for GAA17CA135 for the docket and final report. Open CAROL
- FAA Releasable Aircraft Database, master file, file of October 2, 2026. registry.faa.gov/
- FAA deregistered aircraft file (part of the same download), file of October 2, 2026. registry.faa.gov/
- FAA document index: registry documents received in recent weeks, file of October 2, 2026. registry.faa.gov/
- NTSB aviation accident database (CAROL), records through August 27, 2026. data.ntsb.gov/carol-main-public/basic-search
This automated check reads the public federal record. Nothing here is a legal opinion, an appraisal or a statement about the aircraft's condition; a CLEAR line is a statement about the searched record, not the aircraft.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this record on the FAA site · This record as data