SDR CALA2017012000132

Service difficulty report · Floorbeam · Boeing 767322

Difficulty date: January 18, 2017
Submitted: January 21, 2017
Operation: Air carrier
Aircraft: N669UA
Make and model: Boeing 767322
Aircraft serial: 30025
Aircraft time: 64,257 hours, 14,603 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 146T10602
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

AFT PIT BS1153 RBL8 FLOORBEAM HAS CORROSION AT (2) EACH NUT PLATES. UPON FURTHER EVALUATION AFT CARGO FLOORBEAM BS1153 HAS 100% MAT LOSS. PART REQUIRES REPLACEMENT IAW SRM 51-10-02 PAR 9. REMOVED, LOCATED, DRILLED, AND INSTALLED NEW-2 IAW SRM 51-40-02 PAR 4, 7 FIG 3, 8, 12 AND SRM 51-40-05 PAR 4 FIG 2