Service difficulty report · Intercostal · Boeing 76734AF

Difficulty date
July 18, 2024
Submitted
August 5, 2024
Operation
Air carrier
Aircraft
N305UP
Make and model
Boeing 76734AF
Aircraft serial
27243
Aircraft time
70,232 hours, 24,152 cycles
Part
Intercostal
Part number
146T56491
Condition
Corroded
Location
Zone 100
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

CORROSION - INTERCOSTAL, BULK CARGO COMPARTMENT FLOOR BEAM SUPPORT INTERCOSTAL AT STA 1602 LBL 40 - LBL 54" (EVALUATE) REVIEWED TASK PER GMM-MTX 09.05.01.09.PERFORMED THE HEAT TREATMENT FROM 2024-O-071 BARE TO T62 CONDITION. I.A.W. WORK SHEET NO.:40598 STEP 3 AND SPWPS-HT-008 REV.32 AND SPDS-HT-005 REV.33 (REFER TO SHOP LOG NO:2024-239)

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