# NTSB NYC75AN019: Cessna 402B, N4090L, Boonton, NJ, August 20, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 20, 1974
- Place: Boonton, NJ · BOONTON, NJ
- Location: 40.9066° N, 74.4008° W: Placed by OpenAirDocs: center of Boonton, NJ, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.9066&lon=-74.4008&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report September 25, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 134515
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC75AN019
- Page: https://openairdocs.org/ntsb/NYC75AN019

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2335  74/8/20    BOONTON,NJ          CESSNA 402B         CR-  0  0  1  NONCOMMERCIAL             AIRLINE TRANSPORT, AGE
        TIME - 1520                    N4090L              PX-  0  0  3  CORP/EXEC                 28, 1833 TOTAL HOURS, 73
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - AIRCRAFT RADIO CO
        DEPARTURE POINT             INTENDED DESTINATION
          MORRISTOWN,NJ               BOONTON,NJ
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           UNDERSHOOT                                               LANDING: FINAL APPROACH
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE,SPEED,AND ALTITUDE
        REMARKS- PWR DECREASED OVR TREES,NOSE LWRD TO MAINTAIN A/S.ACFT DSCNDD TO GND ABT 65FT BFR RWY.
```

## Aircraft

- Registration: [N4090L](https://openairdocs.org/deregistered/N4090L-2013-03-07), registration cancelled 2013-03-07, S/N 402B0337, built 1973 (OpenAirDocs)
- Reported make and model: CESSNA 402B
- Registry model: [Cessna 402B](https://openairdocs.org/model/cessna-402b) (registry code 207590P) (OpenAirDocs)
- Registry engine: [Continental TSIO-520 series](https://openairdocs.org/engine/continental-tsio-520-series) (registry code 17040, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Aircraft Radio Co

## 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 19740820032049A](https://openairdocs.org/incident/19740820032049A), Aug 20, 1974: Cessna 402B, Boonton, NJ, Substantial damage. Pwr decreased ovr trees,nose lwrd to maintain a/s.acft dscndd to gnd abt 65FT bfr rwy.

## Other investigations on N4090L (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 NYC77DNC20](https://openairdocs.org/ntsb/NYC77DNC20), Feb 3, 1977: Cessna 402 (N4090L), Bennington, VT, 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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