Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
March 10, 2020
Submitted
April 6, 2020
Operation
Air carrier
Aircraft
N427WN
Make and model
Boeing 7377H4
Aircraft serial
29831
Aircraft time
61,697 hours, 36,249 cycles
Part
Intercostal
Condition
Corroded
Location
Fuselage
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

***CORROSION*** ON INTERCOSTAL LOWER FLANGE AT B.S. 847-867; JUST ABOVE STRINGER 26 LEFT; L.B.L. 17. REJECTED RESOLUTION DUE TO INCORRECT SRM REPAIR REFERENCE USED. / REPAIRED INTERCOSTAL BS 847-867 STR 26L LBL 17 IAW SRM 53-00-53-1A-2 FIG 103 DETAIL 'E'. 80570U; 21MAR20

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