SDR QXEA2012100901201

Service difficulty report · Stringer · Bombdr DHC8402

Difficulty date: October 9, 2012
Submitted: October 11, 2012
Operation: Air carrier
Aircraft: N407QX
Make and model: Bombdr DHC8402
Aircraft serial: 4049
Aircraft time: 27,207 hours, 28,507 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Condition: Corroded
Location: Bs 401-413 S24r
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

STRINGER 24S IS CORRODED STA 401-413. REMOVED FASTENERS AND REMOVED CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. MIN REMAINING THICKNESS .078", CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND WITHIN LIMITS IAW RD 8/4-53-4828. ALODINED, PRIMED, INSTALLED RIVETS, APPLIED TOP COAT AND CPC IAW RD 8/4-53-4828. COMPLIED WITH TASK RD 8/4-53-4828.