Service difficulty report · Skin · Boeing 7572Q8

Difficulty date
October 20, 2010
Submitted
October 21, 2010
Operation
Air carrier
Aircraft
N993FD
Make and model
Boeing 7572Q8
Aircraft serial
24965
Aircraft time
54,902 hours, 18,656 cycles
Part
Skin
Part number
146N33701
Condition
Damaged
Location
Bs 1140-1360
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

EXTERNAL SKIN BS 1140 TO 1360 16R/28R HAS SCRATCHES, CORROSION(COMMON TO WTB FAIRINGS). REMOVED CORROSION FROM SKIN STA 1140-1360 S-16R TO S-28R AND FOUND TO BE OUT OF LIMITS IAW SRM 53-00-01 FIG 101 DETAIL II. ORIG MAT .055 AFTER REWORK .023. REPAIRED SKIN IAW SRM 53-00-01 REPAIR 5. CLASSIFIED CATEGORY "B" REPAIR WITH SUPPLEMENTAL INSP ACCOMPLISHED AT THRESHOLD 3,000F/C WITH REPETITIVE INSP AT 12,000 F/C.

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