Service difficulty report · Support · Boeing 7378H4

Difficulty date
September 1, 2020
Submitted
August 17, 2021
Operation
Air carrier
Aircraft
N8651A
Make and model
Boeing 7378H4
Aircraft serial
36920
Aircraft time
20,886 hours, 9,182 cycles
Part
Support
Condition
Corroded
Location
Bs 500i Lbl 24
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 PIT STA 500I LBL 24 SIDEWALL LOWER SUPPORT FLANGE CORRODED AT WL157 / REMOVED CORROSION ON FWD PIT STA 500I LBL 24 SIDEWALL SUPPORT ORIGINAL THICKNESS .071 LOSS .008 REMAINING THICKNESS .063 OUT OF LIMITS DUE TO NO PUBLISHED LIMITS COMPLIED WITH EA 200474 REV IR AND SWA EA 20-153-01664 REV IR TO LEAVE AS IS PN 143A9485-23

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