Service difficulty report · Seat Track · Boeing 73779P

Difficulty date
April 16, 2025
Submitted
May 19, 2025
Operation
Air carrier
Aircraft
N7858A
Make and model
Boeing 73779P
Aircraft serial
29361
Aircraft time
59,626 hours, 38,699 cycles
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

CORROSION ON LBL 24 SEAT TRACK WELL AT STA 727C+13 TO 727C+15; 727E+4 TO 727E+6; 807+17 TO 807+19; 827+13 TO 847; 847+7 TO 847+9; 867+9 TO 867+11; WL 208.3<[01] DISCREPANCIES FOUND ON THIS FAULT BEING VOID DUE TO MECHANICAL DAMAGE REPORTED ON TTG8Q00ZWAQK EXCEED LIMITS GIVEN ON SRM 53-00-52-1A-1 ALLOWABLE DAMAGE 1 THEREFORE SEAT TRACK SECTION TO BE REMOVE AND REPLACE FROM BS7277B-887+3 I.A.W SRM 51-10-02-0G-0 PAR 9.A(1);[02] VERIFIED CORRECTIVE ACTION STEP 1.;[03] COMPLETE;[04] MEASUREMENT FIELD UPDATED

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