SDR UIEA200600101

Service difficulty report · Floorbeam · Boeing 7472D7B

Difficulty date: May 3, 2006
Submitted: May 25, 2006
Operation: Air carrier
Aircraft: N522MC
Make and model: Boeing 7472D7B
Aircraft serial: 21783
Aircraft time: 94,219 hours, 18,764 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Cracked
Location: Bs 380
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

BS 380 FLOORBEAM UPPER CHORD FWD FLANGE 1 HOLE AT RBL 66 FOUND CRACK RUNNING FWD AND AFT. U/DECK BS 380 FLOORBEAM UPPER CHORD FWD FLANGE AT RBL 66" AREA REPAIRED AS PER SB 53A2431 FIG 9. CONTINUE INSPECTION IS REQUIRED AS PER SB 53A2431 PART 3.

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