Service difficulty report · Support Angle · Boeing 7378H4

Difficulty date
September 29, 2020
Submitted
July 15, 2021
Operation
Air carrier
Aircraft
N8644C
Make and model
Boeing 7378H4
Aircraft serial
35973
Aircraft time
20,442 hours, 9,111 cycles
Part
Support Angle
Condition
Corroded
Location
Fuselage
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

FWD PIT STA 500I SIDEWALL SUPPORT ANGLE CORRODED AT LBL24 AND WL157 / REMOVED CORROSION FROM STA 500I BULHEAD SPPORT ANGLE AT LBL 24 ORIGINAL MATERIAL THICKNESS .071 LOSS OF .008 WITH .063 REMANING IS OUT OF LIMITS DUE TO NO PUBLISHED LIMITS ACCOMPLISHED AAR EA 200487 REV IR AND SWA WORK INSTRUCTIONS 20-153-01904 REV IR TO LEAVE AS IS. P/N 143A9485-23

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