Service difficulty report · Pressure Deck · Boeing 7377H4

Difficulty date
May 30, 2025
Submitted
June 17, 2025
Operation
Air carrier
Aircraft
N441WN
Make and model
Boeing 7377H4
Aircraft serial
29837
Aircraft time
72,678 hours, 43,185 cycles
Part
Pressure Deck
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
E
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

CRACK INDICATION FOUND ON HORIZONTAL PRESSURE DECK WEB AT LBL 31 BETWEEN STA 663 TO STA 675 AT MAIN WHEEL WELL COMPARTMENT. CRACK LENGTH: 0.375 IN. APPROX. ON STEP 6;7 AND STEP 8. PERFORMED REPAIR CATEGORY B LOC BTW LBL 25 TO LBL 60 BS 663 TO 675 AT PASSENGER CABIN IAW SRM 53-40-51-2R-2 REPAIR 2, EA 25-153-01519 AND EA 25-153-01480-WIP1.

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