Service difficulty report · Fitting · Boeing 7378H4

Difficulty date
October 24, 2023
Submitted
November 20, 2023
Operation
Air carrier
Aircraft
N8673F
Make and model
Boeing 7378H4
Aircraft serial
36937
Aircraft time
26,478 hours, 12,864 cycles
Part
Fitting
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
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

LAV FITTING AT STA 947: 52 RBL HAS CORROSION UNDER FITTING. (M)<[01] REMOVED DAMAGE I.A.W SRM 51-10-02. MEASURED DAMAGE DEPTH TO BE .062 INCHES. DAMAGE FOUND TO BE OUT OF ALLOWABLE LIMITS AS GIVEN IN SRM 53-70-51-1A-1.;[02] REMOVED GALLEY FITTING I.A.W SRM 51-40-02 TO BE REPLACED.;[03] DRILLED NEW FITTING HOLES PER SRM 51-40-05;[04] REMOVED AND REPLACED LAV FITTING AT STA 947 RBL 52 IAW SRM 51-40-02;[05] INSPECTED WORK PERFORMED

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