MKC77IA019

NTSB incident investigation · Boeing 707 · St Louis, MO · April 5, 1977

Incident · Minor injuriesClosed
Date
April 5, 1977
Place
St Louis, MO · ST LOUIS, MO
Injuries
1 minor, 51 uninjured
Damage
Minor damage
Phase of flight
Enroute
Aircraft
N7508ABoeing 707
Status
Completed · report September 9, 1977
Report
Brief approved by the director
Case key
152442

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the incident.

On this page

NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
4-0008   77/4/5  NR.ST LOUIS,MO        BOEING 707          CR-  0  0  7  SCHED INTERNATL PASSG SRV AIRLINE TRANSPORT, AGE
        TIME - 0936                    N7508A              PX-  0  0 45                            UNK/NR, UNK/NR TOTAL
                                       DAMAGE-MINOR        OT-  0  0  0                            HOURS, UNK/NR IN TYPE,
                                                                                                   INSTRUMENT RATED.
        CLASSIFIED AS INCIDENT
        NAME OF AIRPORT - ST LOUIS LAMBERT
        OPERATOR - AMERICAN AIRLINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
         ST LOUIS,MO                  LOS ANGELES,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE TEARAWAY                                          IN FLIGHT: CLIMB TO CRUISE
        PROBABLE CAUSE(S)
           AIRFRAME - WINGS: NACELLES,PODS,PYLONS
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        REMARKS- #3 PYLON MID-SPAR ATTACHMENT FITTING.PYLON & ENGINE SEPARATED.

Aircraft

Registration
N7508A
Reported as
Boeing 707
Category
Airplane
Engine
turbo jet
Damage
Minor damage
Airport
St Louis Lambert

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.