Service difficulty report · Intercostal · Boeing 7378H4

Difficulty date
January 13, 2024
Submitted
February 15, 2024
Operation
Air carrier
Aircraft
N8316H
Make and model
Boeing 7378H4
Aircraft serial
36684
Aircraft time
37,868 hours, 17,710 cycles
Part
Intercostal
Part number
UNKNOWN
Condition
Corroded
Location
Zn 200 Fus Top
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 LOCATED BS 947.5 TO BS 967 AND LBL 25 WL 208.1 AT AFT GALLEY AREA 2024-48762<[01] TOOL USED: ULTRASONIC EQUIPMENT P/N: 45MG; S/N: 130063701; DUE DATE: 24-JUL-24;[02] EQUIPMENT P/N 45MG; S/N 232019809; DUE DATE 22-SEP-24 WAS USED;[03] REPLACED INTERCOSTAL LOCATED BS 947.5 TO BS 967 AND LBL 25 WL 208.1 AT AFT GALLEY AREA IAW B737-800 SRM 51-40-02 AND DWG 147A5660 REV:A. SEE INDIVIDUAL SIGN OFF BELOW.;[04] TASK COMPLETED <BR>SEE INDIVIDUAL SIGN OFF BELOW

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