# NTSB UNK64X1191: Piper PA24, N7788P, Lancaster, PA, April 5, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 5, 1964
- Place: Lancaster, PA · LANCASTER, PA
- Location: 40.0421° N, 76.3010° W: Placed by OpenAirDocs: center of Lancaster, PA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.0421&lon=-76.3010&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 9, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 184638
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X1191
- Page: https://openairdocs.org/ntsb/UNK64X1191

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0836   64/4/5    LANCASTER PA        PIPER PA24          CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, FL.INSTR.,
        TIME - 1200                    N7788P              PX-  0  0  0  TEST                      AGE 44, 7500 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            700 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - LANCASTER
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR RETRACTED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: SWITCHES,LEVERS,CRANKING MECHANISM,ETC.
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE INSPECTION OF AIRCRAFT (MAINTENANCE PERSONNEL)
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY INSTALLED
        REMARKS- IMPROPERLY INSTALLED LANDING GEAR SAFETY SWITCH
```

## Aircraft

- Registration: [N7788P](https://openairdocs.org/aircraft/N7788P), registered now, S/N 24-3005, built 1962 (OpenAirDocs)
- Reported make and model: PIPER PA24
- Registry model: [Piper PA-24](https://openairdocs.org/model/piper-pa-24) (registry code 7102402) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Lancaster

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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