# NTSB NYC75AN013: Amer Avco AA1-B, N9630L, Holbrook, NY, July 28, 1974

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: July 28, 1974
- Place: Holbrook, NY · HOLBROOK, NY
- Location: 40.7944° N, 73.0700° W: Placed by OpenAirDocs: center of Holbrook, NY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.7944&lon=-73.0700&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report September 25, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 134517
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC75AN013
- Page: https://openairdocs.org/ntsb/NYC75AN013

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2337  74/7/28    HOLBROOK,NY         AMER AVCO AA1-B     CR-  2  0  0  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1510                    N9630L              PX-  0  0  0  DUAL                      AGE 42, 1207 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            400 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - ISLIP-MACARTHUR
        DEPARTURE POINT             INTENDED DESTINATION
          HOLBROOK,NY                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           STALL                                                    TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISMANAGEMENT OF FUEL
           MISCELLANEOUS ACTS,CONDITIONS - INATTENTIVE TO FUEL SUPPLY
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
           MISCELLANEOUS ACTS,CONDITIONS - TOUCH AND GO LANDING
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- SELECTOR L,FUEL TANK-EMPTY. R FUEL TANK 9.5GAL. OWNRS MAN-RCMD CHNG TANKS EVERY 30MIN.
```

## Aircraft

- Registration: [N9630L](https://openairdocs.org/deregistered/N9630L-1974-11-02), registration cancelled 1974-11-02, S/N AA1B-0130, built 1973 (OpenAirDocs)
- Reported make and model: AMER AVCO AA1-B
- Registry model: [American AA-1B](https://openairdocs.org/model/american-aa-1b) (registry code 0630820) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Islip-Macarthur

## 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 19740728031249A](https://openairdocs.org/incident/19740728031249A), Jul 28, 1974: Grumav AA1B, Holbrook, NY, Destroyed. Selector l,fuel tank-empty. R fuel tank 9.5GAL. Ownrs man-rcmd chng tanks every 30MIN.

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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