Service difficulty report · Intercostal · Boeing 7378H4

Difficulty date
July 21, 2022
Submitted
August 4, 2022
Operation
Air carrier
Aircraft
N8642E
Make and model
Boeing 7378H4
Aircraft serial
42525
Aircraft time
27,092 hours, 12,498 cycles
Part
Intercostal
Condition
Cracked
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

CRACKED INTERCOSTAL UPPER ATTACH ANGLE STA 380-400; LBL 50; WL 208. / [01] UPON FURTHER INVESTIGATION PART WILL BE REPLACEMENT IAW SRM 51-10-02 STEP 9. REMOVED CRACKED UPPER ATTACH ANGLE AT BS 380-400 LBL50 WL208 IAW SRM 51-40-02. RECEIVED A NEW UPPER ATTACH ANGLE PO# 876805 LOCATED FASTENERS HOLES; DRILLED; DEBURRED; AND INSTALLED AT BS 380-400 LBL50 WL208 IAW SRM 51-40-05; SRM 51-40-02; AND BOEING DWG 143A5400.;[02] VERIFIED CORRECTIVE ACTION #1 AND MEASUREMENT TABLE;[03] VERIFIED CORRECTIVE ACTION #1 AND MEASUREMENT TABLE

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