SDR SWAA2022011047295

Service difficulty report · Seat Track · Boeing 7377L9

Difficulty date: November 23, 2021
Submitted: January 10, 2022
Operation: Air carrier
Aircraft: N7817J
Make and model: Boeing 7377L9
Aircraft serial: 28013
Aircraft time: 55,382 hours, 27,558 cycles
System (JASC): 5347 · Fuselage, Seat/Cargo Attach Fittings
Part: Seat Track
Condition: Corroded
Location: Bs 540-727b
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CORROSION ON PASSENGER CABIN SEAT TRACK LBL25 WL208.1 BS540 - BS554; BS556 - BS597; BS599 - BS611; BS630 - BS643; BS660 - BS675; BS688 - BS707; BS715 - BS727+11; BS727A+3 - BS727B. ; / [01] UPDATED PARAMETER VALUES; [02] ACCOMPLISHED STEPS 1 AND 2; [03] UPDATED STEP 2 MICROMETER ID:DIAL DEPTH GAUGE ID: ATS400 SERIAL #: UNKNOWN DATE: 08/2021 DUE: 08/2022; [04] VERIFIED CORRECTIVE ACTION 1-3; [05] STEP 3 COMPLETE.; [06] VERIFIED STEP 3 COMPLETE. ALL WORK ACCOMPLISHED.

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