Service difficulty report · Stringer · Bombdr DHC8402

Difficulty date
October 8, 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
Part
Stringer
Condition
Corroded
Location
Bs 747.6 S31r
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 31S HAS CORROSION FORWARD OF STA 747.6. REMOVED NECESSARY RIVETS FOM AND CORROSION IAW SRM 53-00-00-02-17, TEMP REV 53-014 AN D51-21-00-00-02. MIN REMAINING THICKNESS .061" REF 51-00-04-910-801 PT 1, VERIFIED AREA CRACK FREE REF NDTM 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND TO BE IN LIMITS IAW SRM 53-00-00-02-17, TEMP REV 53-014. PERFORMED UT THICKNESS OF BLENDS IAW SRM 53-00-00-02-17. INSTALLED RIVETS IAW SRM 51-42-05-02-01. TREATED EXTERIOR AND INTERIOR IAW SRM 51-21-10-02-01. RESTORED SURFACE PROTECTION IAW SRM 51-25-10-02-01, 51-25-15-02-01, 51-25-05-02-01 AND AMM 51-25-01-390-801.