Service difficulty report · Intercostal · Boeing 75721B

Difficulty date
September 13, 2009
Submitted
September 14, 2009
Operation
Air carrier
Aircraft
N934FD
Make and model
Boeing 75721B
Aircraft serial
24331
Aircraft time
50,153 hours, 32,684 cycles
Part
Intercostal
Part number
149N71297
Condition
Corroded
Location
Zone 100
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

WING-TO-BODY FAIRING FRAME SPLICE BETWEEN BS 780 AND BS 800, BL 0 HAS EXFOLIATION CORROSION WITH SIXTEEN CORRODED NUTPLATES. EVALUATE AND RECTIFY. WING-TO-BODY FAIRING FRAME SPLICE AT BS 780 TO BS 800 REMOVED AND REPLACED IAW SRM 51-40-02 REV. 97. INTERCOSTAL TEE FABRICATED IAW DWG 149N7129, SHT 1, REV C. PART MARKED AS FX 149N7129-7 IAW GMM 7-0-1001. REPAIR IS CLASSIFIED AS MINOR IAW GMM 6-2-100 CRITERIA.

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