Service difficulty report · Web · Boeing 7377H4

Difficulty date
April 16, 2024
Submitted
May 22, 2024
Operation
Air carrier
Aircraft
N474WN
Make and model
Boeing 7377H4
Aircraft serial
33861
Aircraft time
65,342 hours, 39,098 cycles
Part
Web
Part number
UNKNOWN
Condition
Corroded
Location
Bs 787-827
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 AFT CARGO COMPARTMENT DOOR CUT-OUT SUB-THRESHOLD WEB FROM STA 787+4 TO STA 827+5; RBL 24-27; WL 156. CORECTION: WATER LINE IS 156.<[01] VERIFIED;[02] UPDATED TABLE;[03] REMOVED AND INSTALLED NEW SUB-THRESHOLD WEB ON AFT CARGO COMPARTMENT DOOR CUT-OUT BETWEEN BS 794.37 TO BS 847; RBL 24 IAW SRM 51-40-02-0G-0 AND DWG 146A8340; ID:0021; REV:-;[04] VERIFIED CORRECTIVE ACTION ITEM 3; CARD COMPLETE.;[05] VERIFIED ALL INSP. STEPS COMPLETE.

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