SDR SWAA2025111925352

Service difficulty report · Angle · Boeing 7377H4

Difficulty date: October 17, 2025
Submitted: November 19, 2025
Operation: Air carrier
Aircraft: N910WN
Make and model: Boeing 7377H4
Aircraft serial: 36618
Aircraft time: 57,170 hours, 34,464 cycles
System (JASC): 5720 · Wing Miscellaneous Structure
Part: Angle
Condition: Cracked
Location: Zone 500
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

CRACK ANGLE ON ACCESS PANEL 551FB TRAILING EDGE AT LT WING. MEASUREMENT OF CRACK IS L: 0.300 INCHES. REPLACED THE ANGLE ON ACCESS PANEL 551FB TRAILING EDGE AT LT WING IAW SRM 51-40-02-0G SRM 51-10-02-0G ITEM 9 AND DWG: 115A2710, SHEET 9, REV A.

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