Service difficulty report · Seat Track · Boeing 76734AF

Difficulty date
May 25, 2025
Submitted
June 6, 2025
Operation
Air carrier
Aircraft
N312UP
Make and model
Boeing 76734AF
Aircraft serial
27763
Aircraft time
71,636 hours, 24,347 cycles
Part
Seat Track
Part number
143T52421
Condition
Cracked
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

FOUND MAIN DECK SEAT TRACK CRACK AT STA 522 LBL 88.I.A.W AMM 25-57-05-004-001 AND AMM 25-58-04-004-010 REV.145 REMOVED MAIN DECK CARGO HANDLING.I.A.W AMM 53-01-06-000-801 REV.145 REMOVED MAIN DECK CARGO FLOOR PANEL AND SEALANT.FABRICATED SEAT TRACK (P/N: 143T5242-1) PER BOEING DRAWING 143T5242 SH 1 AND ORIGINAL PART AS A SAMPLE I.A.W GMM-MTX CH 9.08 REV: 11.INSTALLED FABRICATED SEAT TRACK I.A.W SRM 51-40-02-0G, SRM 51-40-04-0G REV.92 AND BOEING DWG NO: 140T0510 SH 15 REV B SH 16 REV A.

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