SDR 08FDEA00669

Service difficulty report · Crease Beam · Boeing 7572B7

Difficulty date: February 29, 2008
Submitted: March 3, 2008
Operation: Air carrier
Aircraft: N903FD
Make and model: Boeing 7572B7
Aircraft serial: 27124
Aircraft time: 47,097 hours, 19,245 cycles
System (JASC): 5310 · Fuselage Main, Structure
Part: Crease Beam
Part number: 143N832853
Condition: Corroded
Location: Zone 200
Stage of operation: IN
How discovered: 9
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

CREASE BEAM BY L2 DOOR, FROM STATION 660 TO 740, LBL60, WL 208 HAS SEVERAL AREAS OF CORROSION. REMOVED CORROSION FROM CREASE BEAM, L= 2", W= 1", D= 100 PERCENT, EXFOLIATED COMPLETELY THROUGH, BEYOND SRM 53-30-15, FIG 101, DETAIL IV LIMITS. REMOVED AND REPLACED INNER CHORD, PN: 143N8328-53 (BEAM) IAW SRM 51-40-02.

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