Service difficulty report · Floor Support · Boeing 75724APF

Difficulty date
April 8, 2026
Submitted
May 1, 2026
Operation
Air carrier
Aircraft
N454UP
Make and model
Boeing 75724APF
Aircraft serial
25475
Aircraft time
43,406 hours, 22,422 cycles
Part
Floor Support
Part number
146N544716
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 FLOOR STRINGER UPPER FLANGE HAS CORROSION APPROX BTW BS 1460 AND BS 1480, RBL 16.10, REMOVED SPLICE STRAP AT AFT CARGO COMPARTMENT FLOOR STA 1470 FOR ACCESS IAW SRM 51-40-02-0G-0. REMOVED AFT CARGO COMPARTMENT FLOOR STRINGER AT RBL 16.10 FROM STA 1445 TO STA 1504 IAW SRM 51-40-02-0G-0. INSTALLED AFT CARGO COMPARTMENT FLOOR STRINGER AT RBL 16.10 FROM STA 1445 TO STA 1504 IAW SRM 51-40-02-0G-0. INSTALLED SPLICE STRAP AT AFT CARGO COMPARTMENT FLOOR STA 1470 IAW B757-200 SRM 51-40-02-0G-0.

More about the Boeing 757-24APF