SDR USAA991231

Service difficulty report · Floorbeam · Boeing 737401

Difficulty date
November 18, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N417US
Make and model
Boeing 737401
Aircraft serial
23984
Part
Floorbeam
Condition
Corroded
Location
Bs 967
Part time
31,191 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

CLT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND CORROSION AT CLIPNUT HOLE ON TOP OF FLOORBEAM 1 INCH BY 1 INCH BS 967, RBL 15, WL 208. CORROSION LEVEL 2. CORROSION TASK NR C53-107-02. INSTALLED DOUBLER PER SRM 53-30-51. (M)