SDR 08FDEA02692

Service difficulty report · Floor Support · Boeing 75723A

Difficulty date: July 3, 2008
Submitted: July 15, 2008
Operation: Air carrier
Aircraft: N919FD
Make and model: Boeing 75723A
Aircraft serial: 24636
Aircraft time: 66,518 hours, 21,044 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Part number: 146N54442
Condition: Corroded
Location: Zone 100
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

FLOOR SUPPORT FROM BS 1445 TO BS 1640, RBL 3, 6, 11, HAS CORROSION AROUND NUTPLATE HOLES. CORROSION FOUND EXCEEDED DAMAGE LIMITS IN B757 SRM 51-10-02. REMOVED AND REPLACED STRINGER IAW B757-200 SRM 51-10-02 AND SRM 51-40-02 REV 93. REPAIR IS CLASSIFIED AS MINOR PER GMM 6-2-100 CRITERIA.

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