# NTSB DEN77FA026: Piper PA-24, N7237P, Broomfield, CO, February 26, 1977

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: February 26, 1977
- Place: Broomfield, CO · BROOMFIELD, CO
- Location: 39.9205° N, 105.0867° W: Placed by OpenAirDocs: center of Broomfield, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.9205&lon=-105.0867&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal, 2 serious, 1 minor
- Status: Completed, report August 9, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 157867
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN77FA026
- Page: https://openairdocs.org/ntsb/DEN77FA026

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1572  77/2/26    BROOMFIELD,CO       PIPER PA-24         CR-  0  1  0  NONCOMMERCIAL             COMMERCIAL, AGE 36, 250
        TIME - 1404                    N7237P              PX-  2  1  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 67 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - JEFFERSON COUNTY
        DEPARTURE POINT             INTENDED DESTINATION
          BROOMFIELD,CO               THERMOPOLIS,WY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              LANDING: OTHER
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           POWERPLANT - LUBRICATING SYSTEM: FILTERS,SCREEN
           MISCELLANEOUS ACTS,CONDITIONS - OBSTRUCTED
           MISCELLANEOUS ACTS,CONDITIONS - EXCESSIVE PRESSURE
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - LEAK/LEAKAGE
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER EMERGENCY PROCEDURES
        REMARKS- SMOKE OBSRVD COMING FRM ACFT SHORTLY AFTR LIFTOFF.PACKING ENVELOPE FOUND INSIDE FILTER ELEMENT.
```

## Aircraft

- Registration: [N7237P](https://openairdocs.org/deregistered/N7237P-2013-02-20), registration cancelled 2013-02-20, S/N 24-2411, built 1960 (OpenAirDocs)
- Reported make and model: PIPER PA-24
- Registry model: [Piper PA-24-250](https://openairdocs.org/model/piper-pa-24-250) (registry code 7102404) (OpenAirDocs)
- Registry engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Jefferson County

## 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 19770226022979A](https://openairdocs.org/incident/19770226022979A), Feb 26, 1977: Piper PA24250, Broomfield, CO, Substantial damage, 2 fatal. Smoke obsrvd coming frm acft shortly aftr liftoff. Packing envelope found inside filter element.

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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