SDR SWAA2026050587716

Service difficulty report · Plate · Boeing 7377H4

Difficulty date: April 8, 2026
Submitted: May 5, 2026
Operation: Air carrier
Aircraft: N928WN
Make and model: Boeing 7377H4
Aircraft serial: 36890
Aircraft time: 57,454 hours, 35,281 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Plate
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 AFT CARGO BAY R/H FLOOR TO SIDEWALL SUPPORT PLATE HAS MULTIPLE AREAS AROUND NUT PLATE HOLES BS 727B TO BS 767, RBL22, WL156. EVALUATED; REMOVED; DRILLED AND INSTALLED NEW RT FLOOR TO SIDEWALL SUPPORT PLATE IAW SRM 51-40-02-0G-0, SRM 51-40-05-0G-0, AND DWG 146A7500, REV -.

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