Service difficulty report · Angle · Bombdr DHC8402

Difficulty date
June 3, 2015
Submitted
June 3, 2015
Operation
Air carrier
Aircraft
N410QX
Make and model
Bombdr DHC8402
Aircraft serial
4053
Aircraft time
32,814 hours, 34,229 cycles
Part
Angle
Condition
Corroded
Location
Web
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

EVIDENCE OF CORROSION ON MCD MACHINED WEB ANGLE, PN 85329542-115 COMMON TO FUSELAGE SKIN AT X6.70 STR 24P. REMOVED ANGLE, PN 85329542-115 FROM MCD MACHINED WEB AND FUSELAGE SKIN AT X6.70 STR 24P REF SRM 51-42-05. INSTALLED NEW ANGLE, PN 85329542-115 TO MCD MACHINE WEB AND FUSELAGE SKIN AT X6.70 STR 24P REF SRM 51-40-00A ND 51-23-00. ORIGINAL MATERIAL THICKNESS ON ANGLE PN 85329542-115 IS 0.050". REMAINING MATERIAL AT CORRODED AREA IS .038". ANGLE EXCEEDS MATERIAL TOLERANCE OF +/- .010" IAW DWG 85329542, RELEASE P REV--. OUT OF LIMITS. VERIFIED W/TOOL ID 5268 CAL 1/19/15. ORDERED NEW ANGLE, PN 85329542-115. RECEIVED NEW ANGLE, PN 85329542-115. LOCATED AND DRILLED NEW ANGLE FOR FASTENER HOLES IAW SRM 51-40-07. COMPLIED WITH FORM M-184 CORROSION REPORT. TOUCHED UP FASTENERS & ALODINED AT X6.70 STR 24P IAW SRM 51-21-10 & 51-25-10.