SDR DALA1105645530

Service difficulty report · Floorbeam · Boeing 757251

Difficulty date: January 11, 2011
Submitted: January 25, 2011
Operation: Air carrier
Aircraft: N530US
Make and model: Boeing 757251
Aircraft serial: 23845
Aircraft time: 73,039 hours, 29,784 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 1660,Lbl 60
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

FLOORBEAM HAS CORROSION STA 1660, LBL 60- RBL 60, RL056. REMOVED CORROSION AT FS 1660, LBL 60, FOUND OUT OF LIMITS IAW SRM 53-00-51, ALLOWABLE DAMAGE, PG 103, CUT OUT DAMAGED T-CAP FLOORBEAM FROM LBL 35 TO LBL 65, AT STA 1660, IAW SRM 53-00-51, REPAIR 3, PG 201, FIG 201, STEP 2. FABRICATED AND INSTALLED T-CAP FLOORBEAM REPAIR PARTS IAW SRM 53-00-51, REPAIR 3, PG 203, FIG 201, AND SRM 51-40-02, PG 1-10. INSP AND RII COMPLETED.