Service difficulty report · Web · Boeing 7378H4

Difficulty date
April 7, 2024
Submitted
May 1, 2024
Operation
Air carrier
Aircraft
N8685B
Make and model
Boeing 7378H4
Aircraft serial
36723
Aircraft time
26,629 hours, 13,050 cycles
Part
Web
Part number
UNKNOWN
Condition
Corroded
Location
Zn 200 Fus Top
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

AFT WET AREA- CORROSION ON FLOOR PAN WEB AT STA 1006 +3; LBL +38. DRILLED UP NEW WEB PER SRM 51-40-02.;[02] BLENDED CORROSION ON FLOOR PAN WEB AT STA. 1006+3'; LBL 38' IAW SRM 51-10-02. REMOVED .012' OF MATERIAL. REMAINING THICKNESS IS .028. DAMAGE REMOVAL OUT OF LIMITS PER SRM 53-70-51-1A-1.

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