Service difficulty report · Skin · Boeing 73783N

Difficulty date
April 7, 2026
Submitted
August 11, 2026
Operation
Air carrier
Aircraft
N5479A
Make and model
Boeing 73783N
Aircraft serial
32578
Aircraft time
63,558 hours, 41,195 cycles
Part
Skin
Condition
Corroded
Location
Zone 100
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

LOWER FUSELAGE EXTERNAL SKIN SECTION LAP JOINT LOWER SKIN AT STA 361, STA 418, STRA 442 ON STR-24R SKIN WITH CORROSION. PERFORMED PERMANENT REPAIR LOWER FUSELAGE EXTERNAL SKIN SECTION FROM STA 360 TO STA 540 ON STRG-24RH DUE TO SKIN PANEL WITH CORROSION AND SCRIBE LINE IAW COOPESA E.O #COO-EO-2026-24369-R03 REV 03 (07-15-2026)RDR #C00-SCA-26-0068-15B(07-11-2026)FAA FORM REF ID 202606230006-0005 (07-15-2026) FIRST AND SECOND STAGE APPROVAL FAA FOM 8100-9 REF ID:202606230006-0007 (07-10-2026) FIRST STAGE APPROVAL THIS REPAIR IS AMOC AT PARAGRAPH (G) OF AD2010-26-06 FAA FORM 8100-9 REF ID 202606230006-0006 CONTINUE ON TASK 6

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