SDR FDEA201402140322

Service difficulty report · Floorbeam · Boeing 75728A

Difficulty date: February 14, 2014
Submitted: February 14, 2014
Operation: Air carrier
Aircraft: N963FD
Make and model: Boeing 75728A
Aircraft serial: 24368
Aircraft time: 68,637 hours, 22,009 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 146N51115
Condition: Cracked
Location: Fuselage
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

CABIN FLOOR BEAM HAS CORROSION STATION 1681, LBL 65 - RBL 65. REMOVED CORROSION ON UPPER & LOWER FLANGE, FOUND A CRACK IN THE FLANGE OF THE FLOOR BEAM THAT IS NOT PERMITTED IAW SRM 53-00-51 PG 101 FIG SHEET 1. R & R FLOOR BEAM IAW SRM 51-40-02-0 & DWG 146N5111 AT STATION 1681, LBL 65 TO RBL 65.

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