SDR FDEA202208302106

Service difficulty report · Seat Track · Boeing 757222

Difficulty date: August 30, 2022
Submitted: August 31, 2022
Operation: Air carrier
Aircraft: N797FD
Make and model: Boeing 757222
Aircraft serial: 28143
Aircraft time: 63,129 hours, 25,428 cycles
System (JASC): 5347 · Fuselage, Seat/Cargo Attach Fittings
Part: Seat Track
Part number: 35043
Condition: Corroded
Location: Bs 350-360
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

MAIN CABIN SEAT TRACK IS CORRODED, BS 350 TO 360, RBL 10 REMOVED CORROSION ON FLANGE AND FOUND TO BE OUT OF LIMITS IAW B757 SRM 53-00-52-1A, A.D. 1, FIG. 101, SHT. 4, DETAIL VII. ORIGINAL MATERIAL THICKNESS IS .100", REMAINING THICKNESS IS .053", .047" WAS REMOVED. REMOVED AND REPLACED SEAT TRACK P/N 3504-3 FABRICATED ON N00485 IAW ST MEA DWG 3470, REV. D.