SDR SWAA2025100211115

Service difficulty report · Support · Boeing 7378H4

Difficulty date: September 3, 2025
Submitted: October 2, 2025
Operation: Air carrier
Aircraft: N8618N
Make and model: Boeing 7378H4
Aircraft serial: 36915
Aircraft time: 39,747 hours, 19,114 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support
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

CORROSION SUPPORT ZEE LOCATED BTW STA 727C TO STA 747 STR 25L WL 156 (12 POINTS) AT AFT CARGO COMPARTMENT. REPAIRED SUPPORT ZEE AND FASTENERS LOC. BTW BS727 TO BS847 STR 25L AND WL 156 AT AFT CARGO COMPARTMENT IAW SRM 53-00-53-2R-6, REPAIR 6, PARAGRAPH 4.L, SRM 51-40-02 SRM 51-10-02, PARAGRAPH 9, & DWG 146A7500, SHEET 233, REV-.

More about the Boeing 737-8H4