SDR QXEA2012101501299

Service difficulty report · Stringer · Bombdr DHC8402

Difficulty date: October 15, 2012
Submitted: October 19, 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 388-401
Stage of operation: IN
How discovered: O
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 24P IS CORRODED STA 388-401 AND 413-428. REMOVED RIVETS AS NECESSARY IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN REMAINING THICKNESS .026, CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. FOUND TO BE BEYOND LIMITS. VERIFIED CUT EDGES ARE CRACK FREE IAW NTM 51-00-06-910-801 PT 1. FABRICATED REPAIR ANGLE AND PACKER IAW RD 8/4-53-4857. INSTALLED REPAIR PARTS IAW RD 8/4-53-4857. RESTORED SURFACE PROTECTION IAW RD 8/4-53-4857.