Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
March 4, 2021
Submitted
March 30, 2021
Operation
Air carrier
Aircraft
N746SW
Make and model
Boeing 7377H4
Aircraft serial
29798
Aircraft time
74,212 hours, 43,790 cycles
Part
Intercostal
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

***CORROSION*** ON UPPER SURFACE OF INTERCOSTAL BS 260- BS 268; LBL 11; WL 208 / 'DAMAGE REPAIRED PER EA 21-153-00781 REV IR (ATS ER 21-01445 REV IR); REFER TO NRC U279446 FOR TRACKING.'

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