Service difficulty report · Angle · Boeing 7377H4

Difficulty date
October 4, 2023
Submitted
November 7, 2023
Operation
Air carrier
Aircraft
N451WN
Make and model
Boeing 7377H4
Aircraft serial
32495
Aircraft time
64,297 hours, 38,163 cycles
Part
Angle
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
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

CORROSION ON T-ANGLE COMMON TO STR 25L BS 356 TO BS 360 CORRECTION TO FAULT NAME LOCATION IS T-ANGLE COMMON TO STR 28L BS 356 TO BS 360<[01] CORRECTION TO FAULT NAME LOCATION IS T-ANGLE COMMON TO STR 25L BS 356 TO BS 360;[02] CORRECTION TO FAULT NAME LOCATION IS T-ANGLE COMMON TO STR 27L BS 356 TO BS 360;[03] VOID CORRECTIVE ACTION 1 AND 2 CORRECTION TO FAULT NAME LOCATION IS T-ANGLE COMMON TO STR 28L BS 356 TO BS 360;[04] REMOVED AND REPLACED ANGLE COMMON TO STR 28L BS 356 TO BS 360 IAW SRM 51-40-02 AND DWG # 140A9101;[05] VERIFIED ALL STEPS COMPLETED; MEASUREMENTS TABLE OK; CARD COMPLETE.

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