SDR DALA2015061703848

Service difficulty report · Doubler · Doug MD88

Difficulty date: June 16, 2015
Submitted: June 18, 2015
Operation: Air carrier
Aircraft: N981DL
Make and model: Doug MD88
Aircraft serial: 53268
Aircraft time: 63,300 hours, 46,457 cycles
System (JASC): 5312 · Fuselage Main, Bulkhead
Part: Doubler
Condition: Corroded
Location: Bulkhead
Stage of operation: IN
How discovered: 9
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

CORROSION ON AFT PRESSURE BULKHEAD PRODUCTION DOUBLER BETWEEN LONGERON 29 RT TO 29 LT AT AFT CARGO COMPARTMENT, C3, SM, MRB 53-139-05, CARD 3, ZONE 57. PRODUCTION DOUBLER WAS FOUND WITH EXTENSIVE CORROSION THEREFORE AFT PRESSURE BULKHEAD PRODUCTION DOUBLER WAS REPLACED IAW SRM 51-30-2, 51-30-5, 51-10-3 AND D, DWG 5910130, REV EG PRIMARY STRUCTURE.

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