- Difficulty date
- January 21, 2011
- Submitted
- January 25, 2011
- Operation
- Air carrier
- Aircraft
- N773NC
- Make and model
- Doug DC951
- Aircraft serial
- 47775
- Aircraft time
- 73,440 hours, 70,600 cycles
- Part
- Doubler
- Condition
- Cracked
- Location
- Bs 237 Lbl 55
- 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
MAIN PASSENGER CABIN STA 237, LBL 55 DOUBLER CRACKED. GAINED ACCESS & REMOVED EXISTING PREVIOUSLY REPAIRED CUSP WEB AT FS218 TO 237, LBL 44-55 IAW SRM 51-10-4,51-30-2 & 51-30-5. FABRICATED NEW WEB IAW DWG 9910699 REV M IAW SRM 51-10-2 & 51-10-4. HFEC INSP IAW NDT SPM 06-10-01.001. NO CRACKS NOTED. INSTALLED NEW WEB & RESTORED AREA IAW SRM 51-30-2 & 51-30-5. REQUIRED INSP COMPLETED.