Service difficulty report · Intercostal · Boeing 74747UF

Difficulty date
April 14, 2023
Submitted
April 17, 2023
Operation
Air carrier
Aircraft
N409MC
Make and model
Boeing 74747UF
Aircraft serial
30558
Aircraft time
94,136 hours, 14,976 cycles
Part
Intercostal
Part number
146U30143
Part serial
NSN
Condition
Unknown
Location
Unknown
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CORROSION - INTERCOSTAL AFTER CGO COMPARTMENT LOWER AREA AT STA 1970 S-38R(<P>1) REMOVE DAMAGE PART IAW SRM 51-40-02-0G-0 REV 97. 2) INSTALL NEW PART IAW SRM 51-40-02-0G-0 REV 97 AND DWG 65B04652 SH 2 REV D, 146U1961 SH 156 REV C, 146U1961 SH 157 REV C. 3) JOB COMPLETED AND CONDITION CHECK NORMAL</P>)

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