SDR UIEA2021041400889

Service difficulty report · Floorbeam · Boeing 76731K

Difficulty date: April 23, 2021
Submitted: April 27, 2021
Operation: Air carrier
Aircraft: N1489A
Make and model: Boeing 76731K
Aircraft serial: 27206
Aircraft time: 109,229 hours, 21,828 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 143T823617
Condition: Corroded
Location: Fwd Cargo
Stage of operation: IN
How discovered: 9
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

FWD CARGO LOWER DOOR CUTOUT FLOOR BEAM T-CHORD CORROSION AT STA 560+17(<P>REMOVED CORROSION AT FWD CARGO FLOOR BEAM T-CHORD STA 560+17. ORIG. MAT. .100 REMAINING MAT. .060 FOUND TO BE OUT OF LIMITS. REMOVED,LOCATED,DRILLED, AND INSTALLED NEW FLOOR BEAM T-CHORD P/N:143T8236-17 PO:FS2103420 IAW B767 SRM 51-40-02,51-40-05,53-00-15,51-20-07, AMM 51-20-01</P>)

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