SDR DALA1115729877

Service difficulty report · Floor Support · Doug DC951

Difficulty date: March 4, 2011
Submitted: March 7, 2011
Operation: Air carrier
Aircraft: N786NC
Make and model: Doug DC951
Aircraft serial: 48148
Aircraft time: 68,643 hours, 62,328 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Condition: Corroded
Location: Bs 160-200
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

CORROSION ON BEAM FROM STA 160 TO 200 AT PANELS 18 AND 19, ENTIRE LENGTH. REMOVED CORROSION AND FOUND TO BE OUT OF LIMITS IAW FIG 1, REMOVED CORRODED BEAM, FABRICATED, TREATED AND PRIMED IAW SRM 51-10-4 AND 53-13-1, FIG 11 INSTALLED BEAM FLOOR SUPPORT ON STA 160 TO STA 200 IAW SRM 51-30-5, PAGE 12, PARA 7. COMPLETED INSP BY SAA INSP 108 RII BY SAA 10 8, RII SAA.

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