SDR SWAA2020062987793

Service difficulty report · Seat Track · Boeing 7377H4

Difficulty date: May 28, 2020
Submitted: June 29, 2020
Operation: Air carrier
Aircraft: N928WN
Make and model: Boeing 7377H4
Aircraft serial: 36890
Aircraft time: 40,809 hours, 24,748 cycles
System (JASC): 5347 · Fuselage, Seat/Cargo Attach Fittings
Part: Seat Track
Part number: 143A531051
Condition: Corroded
Location: Bs 500d
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

PASSENGER CABIN SEAT TRACK UPPER CROWN HAD DEEP WEAR, BS 500D+13, RBL 45. REMOVED CORROSION IAW SRM 51-10-02-0G-0, ITEM 15. MATERIAL LOSS TO BE .032 ALLOWED TO REMOVE I .020', FOUND TO BE OUT OF LIMITS IAW SRM 53-00-52-1A-1, CUT OUT DAMAGED AREA FABRICATED A REPAIR AND INSTALLED THE SEAT TRACK IAW SRM 53-00-52-2R-4, REPAIR 4, AND EA 1-A53-11779, REV 1.

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