NTSB Identification: ANC82IA103
Scheduled 14 CFR Part 135: Air Taxi & Commuter
Incident occurred Thursday, September 30, 1982 in KENAI, AK
Probable Cause Approval Date: 09/30/1983
Aircraft: PIPER PA31-350, registration: N61366
Injuries: 7 Uninjured.

NTSB investigators used data provided by various sources and may not have traveled in support of this investigation to prepare this aircraft incident report.

THE COMMUTER FLIGHT DEPARTED KENAI, DESTINED FOR ANCHORAGE AK. THE PILOT STATED THAT WHILE ON APPROACH HE COULD NOT OBTAIN A POSITIVE GEAR DOWN AND LOCKED INDICATION ON THE NOSE GEAR. THE PILOT ELECTED TO RETURN TO KENAI AIRPORT DUE TO WEATHER AT ANCHORAGE. UPON LANDING THE NOSEWHEEL RETRACTED. EXAMINATION OF THE NOSE GEAR REVEALED THAT A STAINLESS STEEL FLEXIBLE LINE ENCLOSED IN A PROTECTIVE RUBBER CASING WAS CHAFED BY A BOLT IN THE NOSE GEAR SCISSORS ASSEMBLY. THE STAINLESS STEEL EXTERIOR MESH WAS RUSTED THROUGH AND GAVE NO SUPPORT TO THE INTERNAL PRESSURE LINE, THEREBY ALLOWING THE LINE TO BURST.

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

LANDING GEAR,NOSE GEAR ASSEMBLY..FAILURE,TOTAL

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

HYDRAULIC SYSTEM,LINE..BURST

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

FLUID,HYDRAULIC..LOSS,TOTAL

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