SDR SWAA2021040726091

Service difficulty report · Floor Panel · Boeing 7378H4

Difficulty date: October 27, 2020
Submitted: April 7, 2021
Operation: Air carrier
Aircraft: N8656B
Make and model: Boeing 7378H4
Aircraft serial: 42530
Aircraft time: 20,775 hours, 9,097 cycles
System (JASC): 5321 · Fuselage Floor Panel
Part: Floor Panel
Condition: Corroded
Location: Fwd Cargo
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

FWD CARGO COMPT. FLOOR PANEL 120BF HAS CORROSION AROUND EDGES ALSO MISALIGNED HOLES ON ONE SIDE / EVALUATED CORROSION AS OUT OF LIMITS DAMAGE GREATER THAN 20' IAW SRM SRM 53-00-53-1A-1 FIGURE 102. VERIFIED NEW MATERIAL AS 2024 T3 0.071' ATAG# GO6775 IAW AMM 25-52-01-201-801 & DWG 453A1610 REV I. FABRICATED NEW FWD PIT FLOOR PANEL 120BF; AND APPLIED ALODINE AND PRIMER IAW AMM 25-52-01-201-801; SRM 51-40-05-0G-0; AND DWG 453A1610 REV T

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