Service difficulty report · Web · Boeing 7378H4

Difficulty date
June 29, 2023
Submitted
July 31, 2023
Operation
Air carrier
Aircraft
N8545V
Make and model
Boeing 7378H4
Aircraft serial
63573
Aircraft time
19,492 hours, 9,607 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 COMPARTMENT HAS CORROSION ON SURFACE OF DOOR THRESHOLD WEB FROM STA 787 TO 847 RBL 26.<[01] REMOVED DAMAGE PER SRM 51-10-02. FOUND TO BE OUT OF LIMITS PER SRM 51-60-15-1A-1. REMOVED DAMAGED WEB PER SRM 51-40-02.;[02] VERIFIED DAMAGE FOUND TO BE OUT OF LIMIT PER SRM 51-60-15-1A-1.;[03] MATCH DRILLED NEW WEB PER SRM 51-40-05.;[04] INSTALLED NUT PLATES PER SRM 51-40-02. OK TO INSTALL WEB.;[05] VERIFIED CORRECTIVE ACTION STEPS #3 & #4. OK TO INSTALL;[06] INSTALLED NEW WEB PER SRN 51-40-02.;[07] INSTALLED NEW WEB PER SRM 51-40-02.;[08] REMOVED AND REPLACED AFT CARGO THRESHOLD WEB PER SRM 51-40-02. EYE PARTIAL WORK ACCOMPLISHED.;[09] C/W INSPECTION.

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