SDR CKSA98368

Service difficulty report · Floorbeam · Boeing 747132

Difficulty date: June 30, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N625PL
Make and model: Boeing 747132
Aircraft serial: 20247
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 680
Stage of operation: IN
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 ROUTINE CPCP INSPECTION FOUND LEVEL 2 CORROSION, CORROSION AROUND CLIP NUT ON UPPER CHORD OF BS680 FLOORBEAM LBL3. CUTOUT DAMAGE AREA IAW SRM 51-40-04 FIG 1. MADE REPAIR ANGLES AND DRILLED IAW SRM 51-40-04 FIG 1. INSTALLED REPAIR IAW B747 SRM 51-40-4 FIG 1. CORROSION TASK CARD NUMBER C53-210-07. NON-ROUTINE TASK CARD NUMBER 25226.