SDR IPXA12M75377

Service difficulty report · Longeron · Doug MD11F

Difficulty date: August 28, 2012
Submitted: September 21, 2012
Operation: Air carrier
Aircraft: N293UP
Make and model: Doug MD11F
Aircraft serial: 48473
Aircraft time: 62,945 hours, 9,496 cycles
Engine: Pwa PW4460
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Longeron
Part number: A6A7027501
Condition: Corroded
Location: Bs 1129
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

INSPECTION TYPE: 4C, LONGERON 52, EXFOLIATED BETWEEN STA 1129/6-73 AND 1129/6-90 ON LT, RT AND BOTTOM SIDES OF FLANGES. REPAIRED LONGERON 52 BETWEEN STA 1129/6-73 AND STA 1129/6-90 BY FABRICATION AND PART REPLACEMENT REF DWG A6A7027, SRM 51-33-01, PAGE 1 AND 30 AND SRM 51-35-01, PAGE 1.

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