SDR UPS03440961

Service difficulty report · Skin · Boeing 747123

Difficulty date: June 18, 2003
Submitted: July 9, 2003
Operation: Air carrier
Aircraft: N675UP
Make and model: Boeing 747123
Aircraft serial: 20390
Aircraft time: 71,055 hours, 20,633 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Condition: Cracked
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

INSPECTION TYPE:C FX - LOWER FUSELAGE EXTERNAL SKIN FOUND BULGE - AT STA 2182 TO STA 2184 STRG 44R RT SIDE. FX STRINGER REPAIRED AT BS 2180 - 2210 STR 41R AS IAW SRM 53-10-03 FIG 1 AND FX EXTERNAL SKIN REPAIRED AT BS 2180 - 2184 STR 44R AS IAW SRM 53-30-03 FIG 47 DUE TO SKIN BLENDED OUT AREA 0.042 INCH X 2 INCH LENGTH X 1 WIDTH AND STRINGER CORROSION CRACK ABOUT .7500 INCH LONG WHICH ARE EXCEEDED SRM 53-30-01 FIG 1 AND 53-10-01 FIG 1 LIMITATION RESP.