SDR DALA1163209229

Service difficulty report · Stiffener · Doug MD9030

Difficulty date: November 10, 2011
Submitted: November 14, 2011
Operation: Air carrier
Aircraft: N929DN
Make and model: Doug MD9030
Aircraft serial: 53459
Aircraft time: 29,423 hours, 21,792 cycles
System (JASC): 5312 · Fuselage Main, Bulkhead
Part: Stiffener
Condition: Cracked
Location: Nlg Ww
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

FOUND DURING CONFORMITY CHECK, FAA FIND. AT STATION 44, IN THE NOSE WHEEL WELL, FORWARD OF LEFT NOSE GEAR DOOR, STIFFENER CRACKED ON BULKHEAD. MAINTENANCE REMOVED STIFFENER FABRICATED AND DRILLED STIFFENER PER MD90 DRAWING 9911500. TREATED AND PAINTED STIFFENER PER PS 900-2-4-1 NUMBER 2. INSTALLED STIFFENER PER MD90 SRM 51-00-0.

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