Service difficulty report · Nut Plate · Boeing 7377BD

Difficulty date
February 5, 2025
Submitted
March 10, 2025
Operation
Air carrier
Aircraft
N7745A
Make and model
Boeing 7377BD
Aircraft serial
33933
Aircraft time
56,037 hours, 29,185 cycles
Part
Nut Plate
Condition
Corroded
Location
Zone 600
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 LEADING EDGE RAIL NUTPLATE LOCATED OFSS449 AT RT WING 2025-110631<[01] REPLACED RAIL NUTPLATE LOCATED OFSS449 AT RT WING ON LEADING EDGE IAW B737-700 SRM 51-10-02-0G Ï¿½TEM 9 SRM 51-40-02 AND DWG 112A4402-14 SHEET 13 REV <BR>MEASURE OF CORROSION ON RAIL NUTPLATE L: 0.001? NOMINAL THICKNESS 0.040? <BR>TOOL USED: ELECTRONIC CALIPER P/N: 2340A11 S/N: B17120081 DUE DATE: 04-APR-25;[02] CERTIFIED WORK PERFORMED.

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