SDR SWAA2019110638641

Service difficulty report · Seat Track · Boeing 737790

Difficulty date: October 24, 2019
Submitted: November 6, 2019
Operation: Air carrier
Aircraft: N562WN
Make and model: Boeing 737790
Aircraft serial: 30778
Aircraft time: 61,171 hours, 29,725 cycles
System (JASC): 5347 · Fuselage, Seat/Cargo Attach Fittings
Part: Seat Track
Condition: Corroded
Location: Fuselage
Stage of operation: IN
How discovered: V
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 IN WELL AND TOP OF SEAT TRACK BS 727B - 887 RBL 25. / REMOVED CORROSION BS730 RBL25 L .50 X W .20 X D .28 MAX ALLOWABLE DEPTH IS 0.020 OUT OF LIMITS. REMOVED & REPLACED SEAT TRACK BS 727B - BS 887 RBL25 PER SRM 53-00-52-1A-1, SRM 51-40-02-0G-0, DRW 146A5300.