SDR DALA1116439877

Service difficulty report · Floorbeam · Doug DC951

Difficulty date: March 8, 2011
Submitted: March 9, 2011
Operation: Air carrier
Aircraft: N786NC
Make and model: Doug DC951
Aircraft serial: 48148
Aircraft time: 68,643 hours, 62,328 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Cracked
Location: Bs 712
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

RT FLOOR STUB BEAM UPPER CHORD AND WEB CRACKED FWD AND AFT SIDES STA 712 UNDER CUSP WEB AREA. REMOVED, FABRICATED, RT FLOOR STUB BEAM WEB, IAW SRM 51-30-3, PG 19 AND DWG 9923410, TREATED AND PRIMED WEB IAW SRM 51-10 -4, PG1 AND INSTALLED WEB IAW SRM 51-30-5, PG 1-3. R & R RT FLOOR STUB BEAM UPPER CHORD IAW SRM 51-30-5 PG1-3 AND SRM 51-30-2 PG1. COMPLETED INSPECTION.

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