Service difficulty report · Seat Track · Boeing 7377CT

Difficulty date
January 23, 2025
Submitted
February 13, 2025
Operation
Air carrier
Aircraft
N7825A
Make and model
Boeing 7377CT
Aircraft serial
32750
Aircraft time
71,777 hours, 37,708 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 SEAT TRACK RBL 45.5 BS616+10; BS616+13; BS616+14; BS639+15; BS663+15; BS663+18; WL 208 (MARKED)<[01] CERTIFY ACTION #2;[02] UPDATED MEASUREMENT TABLE;[03] PARTIAL UPDATE STEP #4;[04] REMOVED AND REMPLACED SEAT TRACK FROM RBL 45 BS 540 TO BS 727B WL 208 PER SRM 51-40-02-0G-0 AND DWG 144A5300 ID:0002 REV: E;[05] VERIFIED CORRECTIVE ACTION ENTRY 4.;[06] REMOVED CORROSION ON SEAT TRACK STATION 663+15; RBL 45.5; WL 208 PER SRM 51-10-02-0G-0. MAX MATERIAL REMOVED WAS .045' 1' BY 1'. OUT OF LIMITS PER SRM 53-0-52-1A-1. REMOVED AND REPLACED SEAT TRACK FROM RBL 45 BS 540 TO BS 727B WL 208 PER SRM 51-40-02-0G-0 AND DWG 144A5300;[07] CARD COMPLETED;[08] VERIFIED CORRECTIVE ACTION COMPLETE

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