Service difficulty report · Hinge Fitting · Boeing 7377BD

Difficulty date
May 29, 2024
Submitted
July 5, 2024
Operation
Air carrier
Aircraft
N7704B
Make and model
Boeing 7377BD
Aircraft serial
33918
Aircraft time
64,641 hours, 35,099 cycles
Part
Hinge Fitting
Part number
UNKNOWN
Condition
Corroded
Location
Threshold
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

CORROSION ON RT OVERWING EXIT THRESHOLD HINGE ATTACH FITTING BS626 RBL70 WL222. MARKED<[01] REMOVED AND REPLACED NEW RT OVERWING EXIST THRESHOLD HINGE ATTACH FITTING IAW SRM 51-40-02 AND IAW DWG#411A2820;[02] VERIFIED COMPLETION CORRECTIVE ACTION 1 AND MEASUREMENT TABLE.

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