SDR DALA1126649855

Service difficulty report · Floor Support · Doug DC951

Difficulty date: March 29, 2011
Submitted: April 18, 2011
Operation: Air carrier
Aircraft: N764NC
Make and model: Doug DC951
Aircraft serial: 47717
Aircraft time: 77,532 hours, 77,324 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Condition: Corroded
Location: Fuselage
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

CABIN FLOOR SUPPORT ANGLE AND UPPER CHORD OF FLOORBEAM HAS CORROSION STA 237, BL-0 TO RBL 22. CORR OUT OF LIMITS IAW SRM 51-01, REMOVED CORR ON FLOORBEAM UPPER CHORD IN LIMITS IAW SRM 51-01, PAGE 8. HFEC SURFACE INSP PER NDT SPM 06-10-01.001, NO CRACKS NOTED. REMOVED FLOOR ANGLE IAW SRM 51-30-02, FABBED FLOOR SUPPORT ANGLE IAW SRM 51-10-2, TREATED AND PRIMED IAW SRM 51-10-3, PAGE 40. INSTALLED FLOOR ANGLE IAW SRM 51-30.

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