# NTSB NYC72FHD38: Beech B23, N3521R, Ambler, PA, April 30, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 30, 1972
- 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: 4 uninjured
- Status: Completed, report February 12, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 166104
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC72FHD38
- Page: https://openairdocs.org/ntsb/NYC72FHD38

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1757  72/4/30    AMBLER,PA           BEECH B23           CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 49, 664
        TIME - 1730                    N3521R              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 484 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
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           AIRFRAME - LANDING GEAR: WHEELS,TIRES,AXLES
           MISCELLANEOUS ACTS,CONDITIONS - LEAK/LEAKAGE
           MISCELLANEOUS ACTS,CONDITIONS - PRESSURE TOO LOW
        REMARKS- NOSE GR TIRE RESERVICED AND VALVE CORE REPLACED DUE TO A LEAK PRIOR TKOF THIS FLT.TIRE FLAT ON LDG
```

## Aircraft

- Registration: [N3521R](https://openairdocs.org/deregistered/N3521R-2012-10-04), registration cancelled 2012-10-04, S/N M-683, built 1965 (OpenAirDocs)
- Reported make and model: BEECH B23
- Registry model: [Beech A23](https://openairdocs.org/model/beech-a23) (registry code 1151204) (OpenAirDocs)
- Registry engine: [Continental IO-360 series](https://openairdocs.org/engine/continental-io-360-series) (registry code 17025, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Wings Field

## Other investigations on N3521R (1)

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.

- [NTSB NYC78FGT09](https://openairdocs.org/ntsb/NYC78FGT09), Jun 15, 1978: Beech A23 (N3521R), State College, PA, substantial damage

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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