SDR IPXA2019051742221

Service difficulty report · Intercostal · Doug MD11F

Difficulty date: May 8, 2019
Submitted: May 20, 2019
Operation: Air carrier
Aircraft: N291UP
Make and model: Doug MD11F
Aircraft serial: 48477
Aircraft time: 73,648 hours, 11,872 cycles
System (JASC): 5534 · Vertical Stabilizer Miscellaneous Structure
Part: Intercostal
Part number: AJC75825
Condition: Cracked
Location: Vertical Stab
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

INSPECTION TYPE:4C LOWER PYLON CARRY THRU INTERCOSTAL IS CRACKED AT STA. YID=375, XID=-7.1 AND ZID=65. REPAIRED CRACKED LOWER PYLON CARRY THRU INTERCOSTAL AT STA. YID=375, XID=7.1 AND ZID=65 IAW EA 011-5530-01-A7765 REV. I/R AND UPS EO MD11-5330-72605-A. (MAJOR)

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