SDR IXXA05SMN311S

Service difficulty report · Fitting · Doug DC872

Difficulty date: December 29, 2005
Submitted: February 15, 2006
Operation: Air carrier
Aircraft: N722CX
Make and model: Doug DC872
Aircraft serial: 46130
Aircraft time: 71,621 hours, 17,096 cycles
System (JASC): 7830 · Engine Thrust Reverser
Part: Fitting
Condition: Corroded
Location: Zone 600
Part time: 71,621 hours, 17,096 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

DURING ROUTINE C-CHECK INSPECTION, NR 4 ENGINE - LEFT T/R RAIL FITTING CORRODED AT 12 O`CLOCK POSITION (THRUST REVERSER). REMOVED LEVEL I CORROSION FROM RAIL FITTING IAW DC-8 SRM 51-1-8 PAGES 17-18 (MATERIAL THICKNESS: 0.133, BLEND OUT: 0.003, REMAINING THICKNESS: 0.130) FOUND WITHIN ALLOWABLE LIMITS IAW CFM MM 78-31-20 PAGES 609-610. CLEANED, TREATED AND PRIMED IAW DC-8 SRM 51-1-8B.

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