Service difficulty report · Threshold · Boeing 7377CT

Difficulty date
January 17, 2025
Submitted
February 10, 2025
Operation
Air carrier
Aircraft
N567WN
Make and model
Boeing 7377CT
Aircraft serial
32747
Aircraft time
73,071 hours, 38,443 cycles
Part
Threshold
Condition
Corroded
Location
Zone 100
Stage of operation
IN
How discovered
V
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

FWD CARGO SUBTHRESHOLD HAS CORROSION IN MULTIPLE AREAS<[01] UPON FURTHER INVESTIGATION; FOUND TO BE OUT OF LIMIT AS PER SRM 53-30-15-1A-1. REPAIR BY REPLACEMENT.;[02] UPDATED STEP 4;[03] UPDATED STEP 5;[04] REPLACED FWD CARGO BAY SUB THRESHOLD IAW SRM 51-40-02 AND DWG 143A8330 REV A;[05] VERIFIED COMPLETION CORRECTIVE ACTION 4 AND MEASUREMENT TABLE.

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