# NTSB NYC77IA025: Boeing 727, N473DA, Bangor, ME, December 27, 1976

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Closed
- Date: December 27, 1976
- Place: Bangor, ME · BANGOR, ME
- Location: 44.8012° N, 68.7778° W: Placed by OpenAirDocs: center of Bangor, ME, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.8012&lon=-68.7778&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 141 uninjured
- Status: Completed, report March 1, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 157102
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC77IA025
- Page: https://openairdocs.org/ntsb/NYC77IA025

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
4-0017  76/12/27   BANGOR,ME           BOEING 727          CR-  0  0  9  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 1102                    N473DA              PX-  0  0132                            UNK/NR, UNK/NR TOTAL
                                       DAMAGE-MINOR        OT-  0  0  0                            HOURS, UNK/NR IN TYPE,
                                                                                                   INSTRUMENT RATED.
        CLASSIFIED AS INCIDENT
        NAME OF AIRPORT - BANGOR INTL
        OPERATOR - DELTA AIR LINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          BANGOR,ME                   HOUSTON,TX                  UNKNOWN/NOT REPORTED
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           FIRE OR EXPLOSION: ON GROUND                             TAKEOFF: ABORTED
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: BRAKING SYSTEM (NORMAL SYSTEM)
           MISCELLANEOUS ACTS,CONDITIONS - OVERHEATED
           MISCELLANEOUS ACTS,CONDITIONS - FIRE IN BRAKES,WHEEL ASSEMBLY,WHEEL WELL
         FIRE AFTER IMPACT
        REMARKS- THE NR 2 BRAKE ASSEMBLY OVERHEATED ON TKOF.EVIDENCE OF TIRE SLIP OBSVD ON WHEEL RIM.
```

## Aircraft

- Registration: [N473DA](https://openairdocs.org/deregistered/N473DA-1989-07-27), registration cancelled 1989-07-27, S/N 20750 (OpenAirDocs)
- Reported make and model: BOEING 727
- Registry model: [Boeing 727-232](https://openairdocs.org/model/boeing-727-232) (registry code 1384082) (OpenAirDocs)
- Category: Airplane
- Engines: turbo fan
- Damage: Minor damage
- Airport: Bangor Intl

## Other investigations on N473DA (2)

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 DCA88MA072](https://openairdocs.org/ntsb/DCA88MA072), Aug 31, 1988: Boeing 727-232 (N473DA), Dallas/Ft Worth, TX, destroyed, 14 fatal. Probable cause: (1) THE CAPTAIN AND FIRST OFFICER'S INADEQUATE COCKPIT DISCIPLINE WHICH RESULTED IN THE FLIGHTCREW'S ATTEMPT TO TAKEOFF WITHOUT THE WING FLAPS AND SLATS PROPERLY CONFIGURED; AND (2) THE FAILURE OF…
- [NTSB NYC75AN068](https://openairdocs.org/ntsb/NYC75AN068), Nov 25, 1974: Boeing 727 (N473DA), Flushing, NY, 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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