SDR USAA001447

Service difficulty report · Floorbeam · Boeing 737301

Difficulty date: August 21, 2000
Submitted: November 1, 2000
Operation: Air carrier
Aircraft: N577US
Make and model: Boeing 737301
Aircraft serial: 23742
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Fuselage
Part time: 41,313 hours
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

PIT - FOUND BEAM CORRODED 1 INCH DIAMETER AT 27 NUTPLATE HOLES, STATION 986 DOOR TO DOOR. CORROSION LEVEL 1, TASK NR C53-107-02. REMOVED CORROSION OVERSIZED HOLES, TREATED AND PRIMED PER SRM 51-10-02 AND 53-60-51, 53-60-31, 53-15-01. (M)