Service difficulty report · Floor Panel · Boeing 73776N

Difficulty date
July 20, 2021
Submitted
August 10, 2021
Operation
Air carrier
Aircraft
N7723E
Make and model
Boeing 73776N
Aircraft serial
32670
Aircraft time
48,099 hours, 24,239 cycles
Part
Floor Panel
Condition
Corroded
Location
Aft Cargo
Stage of operation
IN
How discovered
9
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 ON PANEL 140BF ; / [01] FABRICATED NEW ACB FLOOR PANEL 140BF FROM 071 2024T-3; LOT# 1461004-1 PER AMM 25-52-01-201-801 AND DWG 453A2610; [02] UPDATEDMEASUREMENTS AND ADDED OUT OF LIMITS STATEMENT=CORROSION ON ACB FLOOR PANEL 140DF DETERMINED TO BE OUT OF LIMIT DUE TO LENGTH OF DAMAGE EXCEEDS 20' IAW SRM 53-00-53-1A-1 FIG 102; [03] CORRECTION TO ITEM 2= PANEL NUMBER IS 140BF; [04] UPDATED MEASUREMENT; [05] VERIFIED FABRICATION OF NEW ACB FLOOR PANEL 140BF PER AMM 25-52-01

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