Service difficulty report · Stringer · Bombdr DHC8402

Difficulty date
August 6, 2013
Submitted
August 21, 2013
Operation
Air carrier
Aircraft
N412QX
Make and model
Bombdr DHC8402
Aircraft serial
4059
Aircraft time
28,575 hours, 29,586 cycles
Part
Stringer
Condition
Corroded
Location
Bs 605-625 S24l
Stage of operation
IN
How discovered
9
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 AT BS 605-625, S24L HAS CORROSION ON AND AROUND RIVETS. RIVETS REMOVED AT FS 605-625 STR 24L IAW SRM 51-42-05. C/W UT THICK TEST & ET INSPECTION ON REWORKED AREA REF NDTM PT1, 51-00-04 & 51-00-06. MIN THICKNESS =.056". NO DEFECTS NOTED. REMOVED CORROSION REF SRM 51-21-00, PG 2, STEP (A)(1), SURFACE PREPARATION (2) REMOVAL OF LIGHT CORROSION (A)-(D). NOMINAL THICKNESS .050, REF CV STANDARD, CV760, REV-- 12-JAN-00 .056 REMAINING MAT WITHIN LIMITS. INSTALLED RIVET ON STRINGER 24L BETWEEN FS 605-625, REF SRM 51-42-05 & RESTORED FINISH REF SRM 51-25-00.