SDR SWAA2026032374931

Service difficulty report · Seat Track · Boeing 7377H4

Difficulty date: February 26, 2026
Submitted: March 23, 2026
Operation: Air carrier
Aircraft: N924WN
Make and model: Boeing 7377H4
Aircraft serial: 36628
Aircraft time: 57,102 hours, 34,691 cycles
System (JASC): 5347 · Fuselage, Seat/Cargo Attach Fittings
Part: Seat Track
Condition: Corroded
Location: Zone 200
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

CORRODED SEAT TRACK CROWN, BS 616+19, 662-664, 685+8-11, 727A+8, RBL 25, WL 208. REMOVED AND REPLACED THE DAMAGED SEAT TRACK, BS 540 - 727B, RBL 25, WL 208 IAW SRM 51-10-02-0G-0; SRM 51-40-02-0G-0, & DWG 114A6300, REV E, REF AIPC 53-43-11-01. TOURQUED THE SEAT TRACK IAW AMM 20-50-11-910-801. REPLACEMENT FOR CORRSION BEING OUT OF LIMITS IAW SRM 53-00-52-1A-1.

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