Service difficulty report · Stiffener · Boeing 76731K

Difficulty date
April 23, 2021
Submitted
April 27, 2021
Operation
Air carrier
Aircraft
N1489A
Make and model
Boeing 76731K
Aircraft serial
27206
Aircraft time
109,229 hours, 21,828 cycles
Part
Stiffener
Condition
Corroded
Location
Bs 500-588
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

FWD CARGO COMPT. DOOR CUTOUT LOWER SILL BEAM UPPER SURFACE ANGLE ATTACHED TO SILL BEAM HAS 4EA SPOTS OF CORROSION BETWEEN STA 500 AND 588(<P>REMOVED AND REPLACED 4EA STIFFENERS ON FWD CARGO DOOR CUTOUT LOWER SILL BEAM IAW B767 SRM 51-40-02 DUE TO ORIGINAL EVALUATION THERE ARE NO PERMITTED LIMITS AVAILABLE IAW B767 SRM 53-00-51-1A-1</P>)

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