Service difficulty report · Pressure Deck · Boeing 7377H4

Difficulty date
April 30, 2024
Submitted
June 12, 2024
Operation
Air carrier
Aircraft
N479WN
Make and model
Boeing 7377H4
Aircraft serial
33990
Aircraft time
65,876 hours, 39,680 cycles
Part
Pressure Deck
Part number
UNKNOWN
Condition
Cracked
Location
Bs 663-675
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

CRACK INDICATION ON HORIZONTAL PRESSURE DECK WEB LBL 31 STA 663 AT PASSENGER CABIN (1E/A). CRACK LENGTH APPROX. 0.283 INCH. REMOVED EWIS PROTECTION ON HORIZONTAL PRESSURE DECK WEB LBL 31 STA 663 AT PASSENGER CABIN IAW AMM 20-60-07-913-801. PERFORMED PERMANENT REPAIR ON HORIZONTAL PRESSURE DECK WEB LBL 30 TO LBL 60 BS 663 TO BS 675 AT PASSENGER CABIN IAW B737-700 SRM 53-40-51-2R-2 REPAIR 2 MEASURE OF CRACK WAS L:0.283 IN.

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