SDR FDEA201006222110

Service difficulty report · Floorbeam · Boeing 7572Y0

Difficulty date: June 22, 2010
Submitted: July 2, 2010
Operation: Air carrier
Aircraft: N930FD
Make and model: Boeing 7572Y0
Aircraft serial: 25240
Aircraft time: 57,415 hours, 17,967 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: BAC1505100880
Part serial: UNK
Condition: Corroded
Location: 365
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

FLOORBEAM UPPER TEE, STA. 365 B.L. 0 TO RBL 59 CORRODED. REMOVED CORROSION ORIGINAL MATERIAL .125, MATERIAL REMOVED .016, FOUND TO BE OUT OF LIMITS IAW SRM 53-00-51 FIG 101, DETAIL III. INSTALLED REPAIR AT STA 365, LBL 17- RBL 70, IAW SRM 53-00-51 FIG 201, REPAIR 3, CATEGORY "A", MAJOR REPAIR.

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