Service difficulty report · Skin · Boeing 757236

Difficulty date
July 16, 2014
Submitted
September 8, 2014
Operation
Air carrier
Aircraft
N977FD
Make and model
Boeing 757236
Aircraft serial
24118
Aircraft time
46,394 hours, 20,892 cycles
Part
Skin
Part number
146N31712
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

FOUND SCRIBE LINE IN LAP SEAM AT STRINGER 4R FROM BS 781 TO 900 WITH CORROSION ON TOP OF SCRIBE LINE RUNNING UNDER LAP SEAM & WITH CORROSION ON UPPER SKIN SURFACE. ACCOMPLISHED EA F-5330-T0309317 PART 1 ONLY. FUSELAGE PLATES AND SKIN LOWER SKIN CORROSION REPAIR AND SCRIDE LINE LRTS AT LAP JOINT STA 780 TO STA 900 S-4R. THIS IS A CLASS "A" REPAIR. MAJOR REPAIR