Service difficulty report · Stringer · Bombdr DHC8402

Difficulty date
August 22, 2016
Submitted
August 30, 2016
Operation
Air carrier
Aircraft
N428QX
Make and model
Bombdr DHC8402
Aircraft serial
4160
Aircraft time
22,559 hours, 24,087 cycles
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

STR 24L BETWEEN FS X413.000 AND X428.500 FOUND CORRODED. PITTING .035" DEEP NO REPAIRS ALLOWED IAW SRM 53-30-03-00-01 OUT OF LIMITS. REMOVED FASTENERS REQUIRED TO ACCOMPLISH RD 8/4-53-6736, REPAIR REF SRM 53-40-03-02-01 AND REMOVED DAMAGED STRINGER SECTION. INSTALLED ALL FASTENERS AND NEW STRINGER SPLICE AND PACKER IAW RD 8/4-53-6736, SRM 53-40-03-02-01 AND RD 8/4-53-7690, ISSUE 1. PERFORMED CUTOUT OF DAMAGED STR SECTION REF SRM 53-40-03-02-01 AND RD 8/4-53-7690 ISSUE 1. C/W ET INSP REF NDTM 51-00-06, NO DEFECTS NOTED. FABRICATED NEW STR AND SPLICE FROM 85360221-311 AND PACKER FROM 202413 .090", PO T000035547 IAW RD 8/4-53-7690, ISSUE 1 AND SRM 53-40-03-02-01. LOCATED AND DRILLED NEW STRINGER SECTION, SPLICE AND PACKER IAW RD 8/4-53-7690, ISSUE 1 AND SRM 53-40-03-02-01.