Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
March 25, 2022
Submitted
April 26, 2022
Operation
Air carrier
Aircraft
N470WN
Make and model
Boeing 7377H4
Aircraft serial
33860
Aircraft time
60,200 hours, 35,739 cycles
Part
Floorbeam
Condition
Corroded
Location
Fuselage
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 FLOOR STRUCTURE BEAM STA 986.5 LBL 42 WL208.1 AT AFT GALLEY AREA 2022-158500 / [01] TOOL USED ULTRASONIC THICKNESS GAUGE P/N: 45MG; S/N: 130066401; CAL DUE DATE: 17-JUN-22;[02] TOOL USED EDDY CURRENT FLAW DETECTOR P/N:NORTEC 600D; S/N:190023010; DUE DATE:14-FEB-23;[03] TOOL USED EDDY CURRENT FLAW DETECTOR P/N:NORTEC 600D; S/N:190023010; DUE DATE:14-FEB-23.;[04] TOOL USED FLAP SPEED PN: FPK-PRO-104; SN: PRO-3448; DUE DATE: 18-NOV-22;[05] PERFORMED PERMANENT REPAIR ON FLOOR STRUCTURE BEAM STA 986.5 LBL 42 WL208.1 AT AFT GALLEY AREA I.A.W. B737-700 SRM 53-70-51-2R-6. SEE INDIVIDUAL SIGN OFFS BELOW;[06] PERFORMED PERMANENT REPAIR ON FLOOR STRUCTURE BEAM STA 986.5 LBL 42 WL208.1 AT AFT GALLEY AREA I.A.W. B737-700 SRM 53-70-51-2R-6. RII .SEE INDIVIDUAL SIGN OFFS BELOW

More about the Boeing 737-7H4