SDR 9704849865

Service difficulty report · Shear Pins · Doug DC951

Difficulty date: March 4, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N774NC
Make and model: Doug DC951
Aircraft serial: 47776
System (JASC): 5350 · Aerodynamic Fairings
Part: Shear Pins
Condition: Worn
Location: Tailcone
Stage of operation: IN
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING LINE CHECK, FOUND THAT TAILCONE HUNG UP DURING FUNCTIONAL CHECK DUE TO STICKY SEAL. ALSO FOUND 12 SHEAR PINS WORN AND 3 BEARING PLATES WITH GROOVES IN THEM. CLEANED SEAL, REPLACED SHEAR PINS AND BEARING PLATES, FUNCTIONAL CHECK OK.

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