Service difficulty report · Spar · Doug MD11F

Difficulty date
July 30, 2019
Submitted
August 20, 2019
Operation
Air carrier
Aircraft
N529FE
Make and model
Doug MD11F
Aircraft serial
48624
Aircraft time
56,838 hours, 13,096 cycles
Part
Spar
Part number
AJC7515503
Condition
Cracked
Location
Vertical Stab
Stage of operation
IN
How discovered
E
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 HIGH FREQUENCY EDDY CURRENT SURFACE INSPECTION ON THE RIGHT HAND FORWARD FLANGE OF LOWER VERTICAL STABILIZER REAR SPAR CAP AT STATION Y = 2164 , FOUND 01EA CRACK WITH LENGTH APPROXIMATELY 1.5" BETWEEN THE FIRST AND THIRD FASTENER FROM BELOW. VERTICAL STABILIZER REAR SPAR CAP RIGHT HAND FORWARD FLANGE AT STATION Y = 2164 CRACKED APPROXIMATELY 1.5" BETWEEN THE FIRST AND THIRD FASTENER FROM BELOW TRIMMED AS PER SRM 55-30-02-2R FIGURE 201 REPAIR 5, REPAIR CARRIED OUT AS PER SRM 55- 30-02-2R FIGURE 204 REPAIR 5. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100. TO CARRY OUT INITIAL INSPECTION AT EVERY 5,400 FLIGHT CYCLES AND REPETITIVE INSPECTION AT EVERY 2,700 FLIGHT CYCLES AS PER SRM 55-30-02-2R TABLE 203 REPAIR 5. METHOD OF INSPECTION BY ULTRASONIC AND HIGH FREQUENCY EDDY CURRENT PER SN10550000.

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