Service difficulty report · Stiffener · Boeing 737790

Difficulty date
May 30, 2017
Submitted
June 21, 2017
Operation
Air carrier
Aircraft
N622AS
Make and model
Boeing 737790
Aircraft serial
30165
Aircraft time
55,670 hours, 25,002 cycles
Part
Stiffener
Part number
144A77131
Condition
Corroded
Location
Bs 691.5
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

PRESSURE DECK ABOVE MAIN GEAR WELL CORRODED ON AND AROUND DOME NUTS BS 685 JUST INBD OF FLOOR SUPPORT. ACFT GROUNDED. REMOVED AND REPLACED DAMAGED STIFFENER IAW EA 700-53EA-18932.