SDR USAA960079

Service difficulty report · Seat Track · Boeing 737401

Difficulty date: January 17, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N423US
Make and model: Boeing 737401
Aircraft serial: 23990
System (JASC): 5347 · Fuselage, Seat/Cargo Attach Fittings
Part: Seat Track
Part number: BAC1520792
Condition: Corrosion
Location: Bs 336
Part time: 19,812 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-5 CHECK VISUAL INSPECTION, FOUND TWO 1 INCH DIAMETER SPOTS OF CORROSION (APPROX 25 PERCENT METAL LOSS), RBL 54.5 SEAT TRACK AT BS 336 AT SCREW HOLES. REMOVED SEAT TRACK, REPLACED SEAT TRACK COMPLETED REPAIR. REPAIRED PER SRM 53-00-52 FIG 202. CORROSION TASK NR C53-107-02, CORROSION LEVEL 2. (M)