Service difficulty report · Seat Track · Boeing 7377H4

Difficulty date
March 10, 2023
Submitted
April 14, 2023
Operation
Air carrier
Aircraft
N220WN
Make and model
Boeing 7377H4
Aircraft serial
32491
Aircraft time
58,003 hours, 34,631 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 AT STA 380 LBL 44.50 SPOT OF CORROSION. CORRECTION FAULT. CABIN SEAT TRACK AT STA 380 LBL 45.5 SPOT OF CORROSION.<[01] REMOVED CORROSION AT CABIN SEAT TRACK AT STA 380; LBL 45.5 AS PER SRM 51-10-02-0G-0;[02] VERIFIED STEP 1.;[03] EVALUATED REWORKED AREA. MATERIAL LOST 0.010'; MAXIMUN MATERIAL LOST ALLOWED 0.040'. FOUND WITHIN LIMTIS AS PER SRM 53-00-52-1A-1.<BR>TOOL USED B/C 173737 CAL. DUE 5-11-2023;[04] VERIFIED STEP 3.;[05] TREATED AND PRIMED REWORKED AREA AS PER REFERENCE AMM 51-21-41-370-803 AND SOPM 20-41-04.;[06] VERIFIED AND INSPECTED STEP #5.

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