Service difficulty report · Frame · Boeing 7377H4

Difficulty date
July 3, 2018
Submitted
February 21, 2022
Operation
Air carrier
Aircraft
N777QC
Make and model
Boeing 7377H4
Aircraft serial
30592
Aircraft time
63,466 hours, 37,367 cycles
Part
Frame
Condition
Corroded
Location
Aft Cargo Bay
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*** ACB STA 947 FRAME HAS CORROSION AT LBL 9 / REMOVED CORROSION ON ACB BS 947 FRAME LBL 9; 5' X 1.2'; .005' MAX DEPTH; ORIGINAL THICKNESS .063'. OUT OF LIMITS PER SRM 53-00-07; ALLOWABLE DAMAGE 1; FIG 102; DETAIL C. REWORKED AREA PER ER 18-03331 REV IR AND EA 1-753-33002 REV IR

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