SDR IPXA2025060864761

Service difficulty report · Frame · Doug MD11F

Difficulty date: May 13, 2025
Submitted: June 9, 2025
Operation: Air carrier
Aircraft: N273UP
Make and model: Doug MD11F
Aircraft serial: 48574
Aircraft time: 76,080 hours, 17,100 cycles
System (JASC): 5311 · Fuselage Main, Frame
Part: Frame
Part number: ABA72183
Condition: Corroded
Location: Zone 100
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

CORROSION ON FRAME INSIDE FWD AVI BAY BETWEEN STA Y440 TO Y449 IN BILGE AREA ATA53-10. NSTALLED ALL REPAIR PARTS -1 FRAME SECTION, 2EA -2 SPLICE ANGLES, 2EA -3 SPLICE ANGLES, 2EA INTERCOSTALS, 2EA STRAPS, 2EA INTERCOSTAL CLIPS AND 2EA INTERCOSTAL ANGLES REF. EA# 011-5310-01-B0492 REV P1 FIG 2. STEP #16. ACCOMPLISHED REPAIR IN ACCORDANCE WITH EO-93997-REQ1 AND VT-SAA EA 011-5310-01-B0492 REV IR.

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