SDR USAA990912

Service difficulty report · Floorbeam · Boeing 737401

Difficulty date
September 13, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N418US
Make and model
Boeing 737401
Aircraft serial
23985
Part
Floorbeam
Condition
Corroded
Location
Bs 947
Part time
30,709 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 NUTPLATE HOLES ON UPPER T-CAP OF FLOORBEAM AT BS 947, LBL 14 TO RBL 14, WL 208. CORROSION LEVEL 1. SPLICED NEW UPPER CHORD/DOUBLERS PER SRM 53-00-51 AND TR 53-60-02. (M)