SDR HAL9749

Service difficulty report · Rib · Doug DC951

Difficulty date: March 12, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N709HA
Make and model: Doug DC951
Aircraft serial: 47764
System (JASC): 5531 · Vertical Stabilizer, Spar/Rib
Part: Rib
Condition: Cracked
Location: Vert Stab
Stage of operation: IN
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

VERTICAL STABILIZER LEADING EDGE, INTERNAL, NR 5 RIB CRACKED BOTTOM RIGHT SIDE AT STA ZFS 92. STOP DRILLED CRACK, FABRICATED PR 2046 DOUBLER. TREATED AND INSTALLED COMPLETE IAW SRM'S 51-10-3, 51-10-2, 55-01, FIG 2, 55-02, FIG 27, SHEET 11.50-60-0, PG 19.51-30-2, AND 51-30-5. TOTAL TIME: 29,567 HOURS. TOTAL CYCLES, 73,626. (X)

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