Service difficulty report · Floorbeam · Boeing 75724APF

Difficulty date
April 15, 2025
Submitted
May 6, 2025
Operation
Air carrier
Aircraft
N470UP
Make and model
Boeing 75724APF
Aircraft serial
25486
Aircraft time
34,739 hours, 20,775 cycles
Part
Floorbeam
Part number
144N800774
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

MDC, STA 1100, BETWEEN RBL 45 AND RBL 60, BEHIND FLOOR PANEL 242XJF, FLOOR BEAM HAS 2EA SPOTS WITH CORROSION. NO DOT. REMOVED RH SIDE RAIL FROM STA 1100-1200 TO FOM I.A.W AMM 25-56-12-004-001.REMOVED 1EA CARGO LOCK AT STA 1140 TO FOM I.A.W AMM 25-56-05-024-022.REMOVED 3EA ROLLER RAIL SECTIONS FROM STA 1100-1220 TO FOM I.A.W AMM 25-56-03-004-011.REMOVED FLOOR PANEL 144N5361-28 TO FOM I.A.W AMM 25-55-04-004-001. ACCOMPLISHED STEPS 9-16 OF E.A# 757-5340-27-A3901.

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