SDR FOTR2022202060

Service difficulty report · Rib · Boeing 727230

Difficulty date: February 2, 2011
Submitted: February 2, 2011
Operation: Air carrier
Aircraft: N357KP
Make and model: Boeing 727230
Aircraft serial: 20675
Aircraft time: 71,403 hours, 38,767 cycles
Engine: Pwa JT8D15
System (JASC): 5754 · Leading Edge Devices
Part: Rib
Condition: Cracked
Location: Nr 3 Slat
Part time: 71,403 hours, 38,767 cycles
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

NR 3 SLAT RIB NR 8 FROM OTBD IS CRACKED. REMOVED RIB NR 8 FROM OTBD END ON NR 3 SLAT IAW SRM 51-30-2. FABRICATED NEW RIB FROM 7075-0 .032" PO 20017552 DIM. 4" X 17" IAW SRM 57-50-2, FIG 2. HEAT TREATED TO 7075-T6 IAW FASI ENG REPORT NR 2-37153-801, REV A INSTALLED RIB ON NR 3 SLAT IAW SRM 51-30-2.