Service difficulty report · Web · Boeing 7377H4

Difficulty date
October 5, 2023
Submitted
November 7, 2023
Operation
Air carrier
Aircraft
N451WN
Make and model
Boeing 7377H4
Aircraft serial
32495
Aircraft time
64,297 hours, 38,163 cycles
Part
Web
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
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 CARGO BAY ENTRY THRESHOLD WEB HAS MULTIPLE AREAS OF CORROSION AT BS 787+10 - BS 787+17; BS 807 - BS 807+10; BS 827 - BS 827+10.<[01] REMOVED AND REPLACED AFT CARGO BAY THRESHOLD WEB <BR>I.A.W SRM 51-40-02 AND DWG 146A8340.;[02] VERIFIED STEP 10 AND 11 COMPLETED; MEASUREMENTS TABLE OK; CARD COMPLETE.

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