SDR USAA950921

Service difficulty report · Floor Beam · Boeing 7373B7

Difficulty date: August 23, 1995
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N507AU
Make and model: Boeing 7373B7
Aircraft serial: 23382
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floor Beam
Condition: Corrosion
Location: Bs 986.5
Part time: 27,606 hours
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

INT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND CORROSION ON NUT PLATE HOLES ON TOP OF FLOOR BEAM CAP, BS 986.5 RBL 23-37 AND LBL 20-42. INSTALLED NEW CAP ON FLOOR BEAM (ENTIRE LENGTH). REPAIRED PER TR 53-10-05. CORROSION TASK NR C53-107-02, CORROSION LEVEL 2. (M)

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