SDR QXEA2013022800458

Service difficulty report · Stringer · Bombdr DHC8402

Difficulty date: February 28, 2013
Submitted: March 5, 2013
Operation: Air carrier
Aircraft: N434MK
Make and model: Bombdr DHC8402
Aircraft serial: 4227
Aircraft time: 10,385 hours, 11,359 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Condition: Corroded
Location: Fuselage
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 25P HAS CORROSION BETWEEN FR216-236. REMOVED CORROSION IAW SRM 51-21-00-00-02, REV 12. VERIFIED AFFECTED AREA CRACK FREE, REF NDTM PART 6, TASK 51-00-01-250-801, REV 8. MINIMUM THICKNESS REMAINING NOTED, .036", REF NDTM PART 1, TASK 51-00-04-910-801, REV 8. BLENDS ARE WITHIN LIMITS IAW RD 8/4-55-5237, ISSUE 1. APPLIED ALODINE, PRIMER, AND TOPCOAT IAW RD 8/4-53-5237, ISSUE 1. APPLIED CPC IAW RD 8/4-53-5237, ISSUE 1. COMPLIED WITH TC RD 8/4-53-5237, WP 144032.