Détails:
On landing the nose wheel tire recap separated, striking and disconnecting the nose gear torque link pins. The landing gear leg then collapsed. The DC-7 named "Mainliner Capt. Ralph Johnston" was consequently sold to Barter Machinery & Supply and broken up.
PROBABLE CAUSE(S)
airframe - landing gear: nosewheel assemblies
airframe - landing gear: wheels,tires,axles
miscellaneous acts, conditions - material failure
FACTOR(S)
miscellaneous acts, conditions - vibration, excessive
| Statuts: | Accident investigation report completed and information captured |
| Date: | mercredi 18 mai 1966 |
| Heure: | 17:40 |
| Type/Sous-type: |  Douglas DC-7 |
| Compagnie: | United Airlines |
| Immatriculation: | N6339C |
| Numéro de série: | 45153/822 |
| Année de Fabrication: | 1957 |
| Equipage: | victimes: 0 / à bord: 4 |
| Passagers: | victimes: 0 / à bord: 0 |
| Total: | victimes: 0 / à bord: 4 |
| Dégats de l'appareil: | Perte Totale |
| Conséquences: | Written off (damaged beyond repair) |
| Lieu de l'accident: | Denver-Stapleton International Airport, CO (DEN) ( Etats-Unis d'Amérique)
|
| Phase de vol: | A l'atterrissage (LDG) |
| Nature: | Entrainement |
| Aéroport de départ: | ? |
| Denver-Stapleton International Airport, CO (DEN/KDEN), Etats-Unis d'Amérique |
On landing the nose wheel tire recap separated, striking and disconnecting the nose gear torque link pins. The landing gear leg then collapsed. The DC-7 named "Mainliner Capt. Ralph Johnston" was consequently sold to Barter Machinery & Supply and broken up.
Probable Cause:
PROBABLE CAUSE(S)
airframe - landing gear: nosewheel assemblies
airframe - landing gear: wheels,tires,axles
miscellaneous acts, conditions - material failure
FACTOR(S)
miscellaneous acts, conditions - vibration, excessive
Sources:
» NTSB file # 1-0038Photos
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