Service difficulty report · Support · Boeing 7377H4

Difficulty date
August 27, 2024
Submitted
October 9, 2024
Operation
Air carrier
Aircraft
N256WN
Make and model
Boeing 7377H4
Aircraft serial
32514
Aircraft time
59,564 hours, 35,985 cycles
Part
Support
Condition
Corroded
Location
Zone 100
Stage of operation
IN
How discovered
V
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 SUPPORT ZEE LOCATED BTW BS500 TO BS500D LBL24 WL156 AT FWD CARGO COMPARTMENT 2024-528537<[01] STEP 4 TOOL USED ULTRASONIC THICKNESS GAUGE P/N: 45MG; S/N: 221859911 ; CAL DUE DATE: 17-NOV-24;[02] REPLACED SUPPORT ZEE AND FASTENER LOCATED BTW STA 480+11 INCHES TO STA 500D LBL24 WL156 AT FWD CARGO COMPARTMENT IAW B737-700 SRM-53-00-53-2R-6 REPAIR 6 FIGURE 202; DWG:143A7500 SHEET:58 REV:-; B737-700 SRM 51-40-02-0G AND B737-700 SRM-51-10-02-0G-0 Ï¿½TEM 9<BR> SEE INDIVIDUAL SIGN OFFS BELOW.;[03] RII ITEM <BR>REPLACED SUPPORT ZEE AND FASTENER LOCATED BTW STA 480+11 INCHES TO STA 500D LBL24 WL156 AT FWD CARGO COMPARTMENT IAW B737-700 SRM-53-00-53-2R-6 REPAIR 6 FIGURE 202; DWG:143A7500 SHEET:58 REV:-; B737-700 SRM 51-40-02-0G AND B737-700 SRM-51-10-02-0G-0 Ï¿½TEM 9<BR> SEE INDIVIDUAL SIGN OFFS BELOW.

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