Service difficulty report · Pressure Deck · Boeing 7377H4

Difficulty date
December 6, 2020
Submitted
January 13, 2021
Operation
Air carrier
Aircraft
N434WN
Make and model
Boeing 7377H4
Aircraft serial
32454
Aircraft time
60,441 hours, 35,783 cycles
Part
Pressure Deck
Condition
Cracked
Location
Pax Cabin
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

CRACK INDICATION FOUND ON HORIZONTAL PRESSURE DECK AT LEVEL STA 663 AND LBL 32 PASSENGER CABIN CENTER SECTION. CRACK LENGTH: 0.196 INCH APPROXIMATE. PERFORMED PERMANENT REPAIR ON HORIZONTAL PRESSURE DECK WEB BETWEEN STA 663.75 TO STA 675 AND LBL 30.00 TO LBL 60.00, IAW B737-700 SRM 53-40-51-2R-2 REPAIR 2 REPAIR PARTS: -1 DOUBLER 2024-T3 0.080'; -2 STIFFENER (7 EA) BAC 1505-100052 7075-T6511; -3 WEB 2024T3 0.063'; -4 FILLER 2024T3 0.080'; -5 FILLER 2024T3 0.020' (3 EA); -6 FILLER 2024T3 0.090' AND 0.020'; -7 FILLER 2024T3 0.080'; -8 FILLER 2024T3 0.080'; -9 FILLER 2024T3 0.080'.

More about the Boeing 737-7H4