Service difficulty report · Support Fitting · Boeing 737900ER

Difficulty date
November 1, 2023
Submitted
November 13, 2023
Operation
Air carrier
Aircraft
N288AK
Make and model
Boeing 737900ER
Aircraft serial
60575
Aircraft time
19,023 hours, 6,105 cycles
Engine
Cfmint CFM567B27
Part
Support Fitting
Part number
147A56603
Part serial
NSN
Condition
Corroded
Location
Unknown
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

CABIN AFT WET STA 947 LBL 32 IB AFT LAV MOUNT SUPPORT FITTING IS CORRODED. GROUNDED - YES. FOUND DAMAGE TO BE GREATER THAN 50% THROUGH , REMOVED AND REPLACED MOUNT SUPPORT IAW B737-900ER SRM 51-42-02-0G-0W=2 O=UNKN R=-50% L=3 D=+50%.

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