SDR ZW0A0100317

Service difficulty report · Longeron · Doug DC982

Difficulty date: April 13, 2001
Submitted: April 17, 2001
Operation: Air carrier
Aircraft: N906TW
Make and model: Doug DC982
Aircraft serial: 49160
Aircraft time: 55,291 hours, 28,713 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Longeron
Condition: Corroded
Location: Fuselage
Stage of operation: IN
How discovered: V
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 CHECK-C MAINT FOUND DEEP CORROSION ON LONGERON 23R, WITH PITS IN BOTTOM END TIE, STA 1320 TO 1338. REPLACED LONGERON 23R WITH NEW. SEALED PART DURING INSTALLATION PER SRM 51-20-00. REPLACED EXISTING HI-LOKS WITH HL 329 AND HLT 429 PER SRM 51-60-0 FIG 4. REINSTALLED RIVETS PER SRM 51-30-02.

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