# NTSB SEA79FYE43: Zipper HH-1, N2200Z, Everett, WA, August 15, 1979

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: August 15, 1979
- Place: Everett, WA · EVERETT, WA
- Location: 47.9790° N, 122.2021° W: Placed by OpenAirDocs: center of Everett, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.9790&lon=-122.2021&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report September 26, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 135201
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA79FYE43
- Page: https://openairdocs.org/ntsb/SEA79FYE43

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1631  79/8/15  NR.EVERETT,WA         ZIPPER HH-1         CR-  1  0  0  MISCELLANEOUS             COMMERCIAL, AGE 54,
        TIME - 1930                    N2200Z              PX-  0  0  0  TEST                      UNK/NR TOTAL HOURS, 10 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         EVERETT,WA                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: SPIN                                              IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           MISCELLANEOUS - UNDETERMINED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        REMARKS- SANK IN PUGET SOUND.
```

## Aircraft

- Registration: [N2200Z](https://openairdocs.org/deregistered/N2200Z-1982-08-07), registration cancelled 1982-08-07, S/N 1 (OpenAirDocs)
- Reported make and model: ZIPPER HH-1
- Registry model: [Hammer HH-1 ZIPPER](https://openairdocs.org/model/hammer-hh-1-zipper) (registry code 0562959) (OpenAirDocs)
- Category: Airplane
- Engines: turbo jet
- Damage: Destroyed

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19790815019999A](https://openairdocs.org/incident/19790815019999A), Aug 15, 1979: Amtr HH1ZIPPER, Everett, WA, Destroyed. Test pilot radioed that the aircraft was in a spin. Crashed into water. Not recovered.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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