Service difficulty report · Pressure Web · Boeing 73779P

Difficulty date
July 18, 2025
Submitted
August 14, 2025
Operation
Air carrier
Aircraft
N7826B
Make and model
Boeing 73779P
Aircraft serial
30035
Aircraft time
61,812 hours, 40,400 cycles
Part
Pressure Web
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 AT HORIZONTAL PRESSURE DECK WEB BETWEEN STA 663 TO STA 675 AT LBL 31 AT MAIN WHEEL WELL COMPARTMENT CRACK LENGTH: 0.500 INCHES APPROX. REPAIRED FLOOR STRUCTURE PAX CABIN HORIZONTAL PRESSURE DECK WEB BTW BSTA 663.75 AND BSTA 675 AND BTW LBL 20 & LBL 60 IAW EA EA 25-153-01989; EA 25-153-01989-WIP1 AND EA 25-153-01989-WIP2.

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