SDR DALA1035569855

Service difficulty report · Floorbeam · Doug DC951

Difficulty date: December 13, 2010
Submitted: December 14, 2010
Operation: Air carrier
Aircraft: N764NC
Make and model: Doug DC951
Aircraft serial: 47717
Aircraft time: 77,185 hours, 77,042 cycles
Engine: Pwa JT8D9
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 237
Stage of operation: IN
How discovered: O
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

DURING M-CHECK, FOUND MAIN CABIN STA 237, LBL 1 TO 20 FLOOR SUPPORT HAS CORROSION. REMOVED CORROSION FROM MAIN FLOOR SUPPORT FOUND TO BE OUT OF LIMITS IAW SRM 53-01, FIG 1 & 51-10-1, FIG 22. REMOVED FLOOR SUPPORT FABRICATED IAW SRM 53-13-1, FIG 11, 51-10-1, FIG 22 AND 51-10-4. INSTALLED FLOOR SUPPORT IAW SRM 51-30-5.

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