Service difficulty report · Floor Panel · Boeing 7378H4

Difficulty date
March 18, 2021
Submitted
April 7, 2021
Operation
Air carrier
Aircraft
N8664J
Make and model
Boeing 7378H4
Aircraft serial
36649
Aircraft time
20,784 hours, 9,249 cycles
Part
Floor Panel
Condition
Corroded
Location
Fuselage
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

AFTCARGO PIT FLOOR PANEL140DF CORRODED ON EDGES FROM STA 887 TO STA 947 RBL 25 AND LBL 13 WL 155 / EVALUATED CORROSION ON AFT CARGO PIT FLOOR PANEL 140DF EDGES FROM STA 887 TO STA 947 RBL 25 AND LBL 13 WL153 AND FOUND TOTAL ACCUMULATED CORROSION DAMAGE LENGTH IS MORE THAN THE 20 IN MAX ALLOWED - OUT OF LIMITS IAW SRM 53-00-53-1A-1; FABRICATED NEW PANEL 140DF IAW AMM 25-52-01-201-801 AND BOEING DWG 453A2610 REV B;TREATED AND PRIMED IAW AMM51-21-41-370-802 AND AMM 51-21-72-370-804 ATAG A05895

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