SDR UIEA2024102501064

Service difficulty report · Support Beam · Boeing 74747UF

Difficulty date: October 25, 2024
Submitted: October 25, 2024
Operation: Air carrier
Aircraft: N409MC
Make and model: Boeing 74747UF
Aircraft serial: 30558
Aircraft time: 100,217 hours, 15,989 cycles
System (JASC): 5343 · Fuselage, Landing Gear Attach Fittings
Part: Support Beam
Condition: Damaged
Location: Zone 700
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

R/H BLG INBOARD TRUNNION SUPPORT BEAM TOOL MARK DAMAGED.(<P>REMOVED TOOL MARK AS PER SRM 51-20-01. PERFORMED NDI AS PER 747 NDTM 51-00-00-PART 6 PART 4. CLEANED THE HOLES AND APPLIED ALODINE & PRIMER AS PER SOPM 20-41-02, SRM 51-20-01, BOEING SR TLS-TLS-24-0838-03B AND EO 4453C542. NO FURTHER DEFECTS NOTED</P>)

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