Service difficulty report · Seat Track · Boeing 7377H4

Difficulty date
March 9, 2023
Submitted
April 12, 2023
Operation
Air carrier
Aircraft
N443WN
Make and model
Boeing 7377H4
Aircraft serial
29838
Aircraft time
65,630 hours, 38,789 cycles
Part
Seat Track
Condition
Corroded
Location
Zn 200 Fus Top
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

CABIN SEAT TRACK HAS INTERGRANULAR CORROSION BS 727B RBL 24.75. 8-67<[01] CABIN SEAT TRACK CORROSION AT BS 727B RBL 24.75 WAS FOUND OUT OF LIMITS AND WAS REPAIRED PER SRM 53-00-52-2R-5.;[02] VERIFIED WORKMANSHIP OF REPAIR PER LEADERSHIP DIRECTION.;[03] VERIFIED STEPS 1 AND 2

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