Service difficulty report · Angle · Boeing 7377H4

Difficulty date
December 1, 2021
Submitted
December 6, 2021
Operation
Air carrier
Aircraft
N478WN
Make and model
Boeing 7377H4
Aircraft serial
33989
Aircraft time
58,884 hours, 34,869 cycles
Part
Angle
Condition
Cracked
Location
Center Wing
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

A125-03 ANGLE CRACKED AT FASTENER IN A/C BAY BS663; LBL 8. CUT AND REMOVED ATTACH ANGLE IAW SRM 57-10-10-2R-5. PERFORMED DVI; NO OTHER DEFECTS NOTED. LOCATED, DRILLED, AND TRIMMED TO FINAL SIZE THE REPLACEMENT ANGLE AND SPLICE ANGLE IAW SRM 57-10-10-2R-5. TREATED AND PRIMED REPAIR PARTS AND REPAIR AREA IAW SRM 57-10-10-2R-5. STEP 7. INSTALLED REPAIR PARTS IAW SRM 57-10-10-2R-5. APPLIED FILLET SEAL TO EDGE OF PARTS CAP SEALED FUEL TANK FASTENERS REINSTALLED ITEMS DISPLACED FOR REPAIR & APPLIED CIC TO REPAIR AREA IAW SRM 57-10-10-2R-5 STEPS 4L-4P.

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