# NTSB NYC73DHD28: Champion 7EC, N7420B, Ambler, PA, March 23, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 23, 1973
- Place: Ambler, PA · AMBLER, PA
- Location: 40.1564° N, 75.2215° W: Placed by OpenAirDocs: center of Ambler, PA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.1564&lon=-75.2215&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report May 4, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 170347
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC73DHD28
- Page: https://openairdocs.org/ntsb/NYC73DHD28

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0636  73/3/23    AMBLER,PA           CHAMPION 7EC        CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 23, 944
        TIME - 1310                    N7420B              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 10 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - WINGS FIELD
        DEPARTURE POINT             INTENDED DESTINATION
          AMBLER,PA                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           COLLIDED WITH: PARKED AIRCRAFT                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          BROKEN                                                    25000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     LEFT QUARTERING HEAD WIND 293-337 DEGREES
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          360                                                       12
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- AIRCRAFTS N39825,N6631A SUSTANTIAL DAMAGE.WINDS GUSTING 35K.
```

## Aircraft

- Registration: [N7420B](https://openairdocs.org/aircraft/N7420B), registered now, S/N 7EC-454, built 1956 (OpenAirDocs)
- Reported make and model: CHAMPION 7EC
- Registry model: [Champion 7EC](https://openairdocs.org/model/champion-7ec) (registry code 21101NM) (OpenAirDocs)
- Registry engine: [Continental C90 series](https://openairdocs.org/engine/continental-c90-series) (registry code 17009, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Wings Field

## 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 19730323006079A](https://openairdocs.org/incident/19730323006079A), Mar 23, 1973: Blanca 7EC, Ambler, PA, Substantial damage. Aircrafts N39825,N6631A sustantial damage. Winds gusting 35K.

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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