SDR SWAA2020032442777

Service difficulty report · Seat Track · Boeing 7377AD

Difficulty date: March 5, 2020
Submitted: March 24, 2020
Operation: Air carrier
Aircraft: N798SW
Make and model: Boeing 7377AD
Aircraft serial: 28436
Aircraft time: 69,451 hours, 41,534 cycles
System (JASC): 5347 · Fuselage, Seat/Cargo Attach Fittings
Part: Seat Track
Part number: 146A7500
Condition: Corroded
Location: Fuselage
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*** MULTIPLE POINTS OF CORROSION ON ACB FLOOR RAIL UPPER, LOWER SURFACES, BS 727+8 TO 727C, RBL 3, WL 156 REPAIRED FLOOR RAIL, B/S 727 TO B/S 727B+16" RBL 3 WL 156 IAW SRM 53-00-53-2R-2 REPAIR 2 ALTERNATIVE 1 AND DWG 146A7500 REV: B 59900U 17MAR20

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