SDR SWAA2026032774494

Service difficulty report · Doubler · Boeing 7377H4

Difficulty date: February 25, 2026
Submitted: March 27, 2026
Operation: Air carrier
Aircraft: N923WN
Make and model: Boeing 7377H4
Aircraft serial: 36627
Aircraft time: 57,855 hours, 35,265 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Doubler
Condition: Cracked
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

EGPR SURROUND DOUBLER IS CRACKED BS233 WL175 8' ABOVE S-24R . TRIMMED OUT THE DAMAGED, FABRICATED REPAIR PARTS AND INSTALLED ALL REPAIR PARTS AT THE EGPR SURROUND DOUBLER AT BS233 WL175 8' ABOVE S-24R IAW SRM 53-10-15-2R-4, REPAIR 4, PARG 4(B-M).

More about the Boeing 737-7H4