SDR NACA20121006028

Service difficulty report · Floorbeam · Boeing 737232

Difficulty date: October 6, 2012
Submitted: December 1, 2012
Operation: Air carrier
Aircraft: N320DL
Make and model: Boeing 737232
Aircraft serial: 23092
Aircraft time: 71,114 hours, 54,072 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Cracked
Location: Fuselage
Stage of operation: IN
How discovered: E
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

NUMEROUS CRACKS AROUND FASTENERS ON FLOORBEAM WEB AT STA 706-718 LBL 24 ABOVE MAIN LANDING GEAR BAY. REPAIRED NUMEROUS CRACKS AROUND FASTENERS ON FLOORBEAM WEB AT STA 706-718 LBL 24 ABOVE MAIN LANDING GEAR BAY IAW B737 SB 737-57-1296, MESSAGE NUMBER KFC-NAC-12-0001-07B, KFC-NAC-12-0001-06C, BOEING 737 SRM REV 105, 51-30-2 PG 7-8, PG 32 FIG 2 SHEET 1-2.