SDR F3LA200300061

Service difficulty report · Floorbeam · Boeing 7372Y5

Difficulty date: February 13, 2003
Submitted: February 21, 2003
Operation: Air carrier
Aircraft: N921WA
Make and model: Boeing 7372Y5
Aircraft serial: 23039
Aircraft time: 63,176 hours, 31,418 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
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

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON CARGO FLOORBEAM AT NUT PLATE ON UNDERSIDE OF UPPER FLANGE, STA 794, LBL 8. FOUND CORROSION TO BE OUT OF LIMITS PER SRM 53-10-01. FABRICATED AND INSTALLED REPAIR PER SRM 53-10-05, SRM 53-10-05, FIG 11, SHEET 2, AND SOPM 20-41-02.

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