SDR UPS04842698

Service difficulty report · Rib · Doug DC873F

Difficulty date: July 2, 2004
Submitted: July 12, 2004
Operation: Air carrier
Aircraft: N803UP
Make and model: Doug DC873F
Aircraft serial: 46073
Aircraft time: 79,223 hours, 25,248 cycles
System (JASC): 5712 · Wing, Rib/Bulkhead
Part: Rib
Condition: Cracked
Location: Rt Wing
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

INSPECTION TYPE: C-3, RT CENTER 4E HAS CRACKED RIB AT APPROX STA 448.00. REMOVED FASTENERS IN REPAIR AREA RT CENTER L/E AT STA 448.00 & STOP DRILL CRACK. MAT ID FOR REPAIR ANGLE 9751065-33 EXTRUSION 7075-T6 PO 387706. PERFORMED HFEC IAW MD NDT SPM 06-10-01.001, NO CRACKS INDICATED BEYOND STOP DRILL. CUTOUT, FAB, LOCATED, DRILLED & DEBURRED REPAIR ANGLE. ALODINED & PRIMED ANGLE. INSTALLED REPAIR ANGLE IAW DC8 SRM 51-1-21.

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