Service difficulty report · Floorbeam · Boeing 7377BD

Difficulty date
September 6, 2024
Submitted
October 16, 2024
Operation
Air carrier
Aircraft
N7738A
Make and model
Boeing 7377BD
Aircraft serial
33930
Aircraft time
57,697 hours, 31,914 cycles
Part
Floorbeam
Condition
Corroded
Location
Zone 200
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 FLOOR BEAM LOCATED STA986.5 AND RBL33 TO RBL43 WL208.1 AT AFT GALLEY AREA 2024-565333<[01] TOOL USED IN STEP 5; TOOL USED: ULTRASONIC THICKNESS GAGES; P/N:45MG; S/N:232017609; CAL DUE DATE: 22-SEP-24;[02] ON STEP 9 AND 10. TOOL USED: ET INSTRUMENT. P/N: NORTEC 600D. S/N: 220272512. DUE DATE: 08-JAN-25.;[03] PERFORMED REPAIR ON FLOOR BEAM LOCATED STA986.5 AND RBL33 TO RBL43 WL208.1 AT AFT GALLEY I.A.W. B737-700 SRM 53-70-51-2R-6 REPAIR 6 ALTERNATIVE 4. SEE INDIVIDUAL SIGN OFF BELOW;[04] PERFORMED REPAIR ON FLOOR BEAM LOCATED STA986.5 AND RBL33 TO RBL43 WL208.1 AT AFT GALLEY I.A.W. B737-700 SRM 53-70-51-2R-6 REPAIR 6 ALTERNATIVE 4. SEE INDIVIDUAL SIGN OFF BELOW<BR>AS RII

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