Service difficulty report · Floor Support · Boeing 75724APF

Difficulty date
March 17, 2026
Submitted
April 2, 2026
Operation
Air carrier
Aircraft
N451UP
Make and model
Boeing 75724APF
Aircraft serial
27739
Aircraft time
41,230 hours, 23,656 cycles
Part
Floor Support
Part number
146N544714
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

AFTER REMOVAL OF FLOOR TAPE FOUND AFT CARGO COMP FLOOR CENTER STRINGER STA 1475 RBL 2 EXFOLIATED INSTALLED 10 EA NUT PLATES ON NEW FLOOR SUPPORT STRINGER AND INSTALLED FLOOR SUPPORT STRINGER AT AFT CARGO STA 1443.6 TO 1495 RBL 2 IAW B757-200 SRM51-40-02-0G-0 AND DWG 146N5390.

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