Service difficulty report · Bracket · Boeing 75724APF

Difficulty date
August 21, 2025
Submitted
September 9, 2025
Operation
Air carrier
Aircraft
N436UP
Make and model
Boeing 75724APF
Aircraft serial
25467
Aircraft time
31,695 hours, 20,627 cycles
Part
Bracket
Part number
146N57013
Condition
Corroded
Location
Zone 100
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

AFT CARGO COMPARTMENT HAS CRACKED BRACKET AND STRUCTURE AT BS 1681.8. 03-094. REMOVED PLATE ASYY FROM AFT CARGO COMPARTMENT SAT 1681.8 TO FURTER EVALUATE IAW SRM 51-40-02-OG-0. REMOVED 1EA NUT PLATE FROM PLATE ASYY IAW SRM 51-40-02-OG-0. REMOVED 1 EA FLOOR PANEL BETWEEN BS 1600 & 1680, BETWEEN AC CENTERLINE AND 25 INCHES RT OF ACFT CENTERLINE AT MAIN CARGO DECK TO FOM IAW AMM 53-01-01-024-022. INSTALLED 1 EA NEW NUTPLATE ASSY IAW SRM 51-40-02-0G-0. REINSTALLED 1 EA PREVIOUSLY REMOVED FLOOR PANEL BETWEEN BS 1600 AND 1680, BETWEEN ACFT CENTERLINE AND 25 INCHES RT OF AC CENTERLINE AT MAIN CARGO DECK IAW 757 AMM 53-01-01-424-023

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