# NTSB OAK66F0228: Piper PA-30, N7891Y, San Francisco, CA, February 10, 1966

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: February 10, 1966
- Place: San Francisco, CA · SAN FRANCISCO, CA
- Location: 37.7750° N, 122.4194° W: Placed by OpenAirDocs: center of San Francisco, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.7750&lon=-122.4194&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal, 1 serious
- Status: Completed, report May 17, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 174064
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK66F0228
- Page: https://openairdocs.org/ntsb/OAK66F0228

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0035  66/2/10    SAN FRANCISCO CAL   PIPER PA-30         CR-  0  1  0  MISCELLANEOUS             COMMERCIAL, AGE 19, 1800
        TIME - 1810                    N7891Y              PX-  1  0  0  FERRY                     TOTAL HOURS, 25 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - SAN FRANCISCO INT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: SPIN                                              TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY LOADED AIRCRAFT-WEIGHT-AND/OR C.G.
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
```

## Aircraft

- Registration: [N7891Y](https://openairdocs.org/deregistered/N7891Y-2010-12-14), registration cancelled 2010-12-14, S/N 30-978, built 1966 (OpenAirDocs)
- Reported make and model: PIPER PA-30
- Registry model: [Piper PA-30](https://openairdocs.org/model/piper-pa-30) (registry code 7103002) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: San Francisco Int

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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