SDR DALA1131279863

Service difficulty report · Intercostal · Doug DC951

Difficulty date: May 3, 2011
Submitted: May 5, 2011
Operation: Air carrier
Aircraft: N772NC
Make and model: Doug DC951
Aircraft serial: 47774
Aircraft time: 72,609 hours, 70,201 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Condition: Cracked
Location: Nlg Ww
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

NOSE W/W INTERCOSTAL AT STA 37 BLKHD LT SUPPORT LEG LOWER ATTACH ANGLE CRACKED. REMOVED CRACKED ATTACH ANGLE IAW DC9 SRM 51-30-2, 51-30-5. FABBED, DRILLED, DEBURRED 1 EA ATTACH ANGLE FROM 2024-T3 .050 IAW DC9 SRM 53-13-1 FIG 4, 51-10-4, 51-10-3. TREATED AND PRIMED IAW DC9 SRM 51-10-3. INSTALLED IAW DC-9 SRM 51-30-2, 51-30-5.

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