SDR DALA13002545652

Service difficulty report · Seat Track · Boeing 757251

Difficulty date: January 17, 2013
Submitted: January 18, 2013
Operation: Air carrier
Aircraft: N552NW
Make and model: Boeing 757251
Aircraft serial: 26499
Aircraft time: 31,101 hours, 12,953 cycles
System (JASC): 5347 · Fuselage, Seat/Cargo Attach Fittings
Part: Seat Track
Condition: Corroded
Location: Bs 700
Stage of operation: IN
How discovered: 9
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

CORROSION ON OTBD FLANGE OF SEAT TRACK SUPPORT AT BS 700, RBL 45.50. REMOVED CORROSION ON SEAT TRACK SECTION AT B/S 700, RBL 45.50, ORIG MATERIAL THICKNESS IS .070, MATERIAL LOSS .019, REMAINING MATERIAL IS .051. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-52, FIG 101, PG 104. R & R SEAT TRACK SECTION BETWEEN B/S 600-780, RBL 45.50 IAW SRM 51-40-02, PG 1-7, COMPLETED.