Service difficulty report · Floor Support · Boeing 75733N

Difficulty date
February 13, 2025
Submitted
February 14, 2025
Operation
Air carrier
Aircraft
N57870
Make and model
Boeing 75733N
Aircraft serial
33525
Aircraft time
58,493 hours, 17,118 cycles
Part
Floor Support
Part number
146N5448
Condition
Cracked
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

(SUPPORT TASK) AFT CARGO FLOOR STRINGER STA 1180 +100 TO 1180+120 RBL 5 IS CRACKED/PUNCTURE. TRANSCRIBED FROM HAECO GSO N R 9286305 REMOVED CUT OUT DAMAGE AREAS (OUT OF LIMITS CRACK) FABRICATED 1180+100 TO 1180+120 RBL. ATTACHED IS SFR 1038409 ALODINED & PRIMED & INSTALLED REPAIR & REPAIR PARTS IAW SRM 53-60-53, SRM 53-00-53, AT AFT CARGO FLOOR STRINGER STA.

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