Service difficulty report · Seat Track · Boeing 75724APF

Difficulty date
January 11, 2025
Submitted
February 4, 2025
Operation
Air carrier
Aircraft
N420UP
Make and model
Boeing 75724APF
Aircraft serial
23907
Aircraft time
36,193 hours, 23,618 cycles
Part
Seat Track
Part number
143N5276
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 AROUND 2 EA RIVETS STA 680 LBL 45.5 SEAT TRACK. REMOVED CORROSION IN TWO POINTS AFTER REWORK:P1) ORIGINAL THICKNESS 0.070'' MATERIAL LOSS 0.003'' MATERIAL REMAINING 0.067''.P2) ORIGINAL THICKNESS 0.070'' MATERIAL LOSS 0.002''MATERIAL TEMAINING 0.068'',P1 AND P2 FOUND TO BE WITHIN LIMITS.IAW SRM 53-00-52-1A-1 .

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