SDR 08FDEA04277

Service difficulty report · Crease Beam · Boeing 75723A

Difficulty date: October 8, 2008
Submitted: October 10, 2008
Operation: Air carrier
Aircraft: N918FD
Make and model: Boeing 75723A
Aircraft serial: 24290
Aircraft time: 67,755 hours, 21,723 cycles
System (JASC): 5310 · Fuselage Main, Structure
Part: Crease Beam
Part number: BAC1515553
Condition: Corroded
Location: Bs 1180
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

AREA ABOVE RT MLG WW, BS 1180 BULKHEAD ZONE 141, CREASE BEAM HAS CORROSION AT NUTPLATE. BLENDED AREA AND FOUND TO BE OUT OF LIMITS IAW SRM 53-16-13. REMOVED CREASE BEAM BS 1040-1180, FABRICATED NEW CREASE BEAM IAW SRM 53-30-13 . LOCATED AND DRILLED, TREATED AND PRIMED IAW 51-40-05 AND 51-20-01. INSTALLED CREASE BEAM IAW SRM 51-40-02. THIS IS A CATEGORY "A " REPAIR. MAJOR REPAIR.

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