Service difficulty report · Floorbeam · Boeing 7377BD

Difficulty date
January 26, 2024
Submitted
March 1, 2024
Operation
Air carrier
Aircraft
N7734H
Make and model
Boeing 7377BD
Aircraft serial
33923
Aircraft time
57,072 hours, 31,251 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Corroded
Location
Bs 987 Lbl 43
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 BEAM LOCATED BS 986.5 LBL 43 WL 208.1 AT AFT GALLEY AREA 2024-78225<[01] STEP 5 TOOL USED ULTRASONIC THICKNESS GAUGE P/N: 45MG; S/N: 130066701; CAL DUE DATE: 09-JUN-24;[02] TOOL USED: EDDY CURRENT EQUIPMENT. P/N: NORTEC 600D. S/N: 190023010. DUE DATE: 24-JUL-24.;[03] REPAIRED FLOOR BEAM LOCATED BS 986.5 BTW LBL36 TO LBL46 WL 208.1 AT AFT GALLEY AREA I.A.W B737-700 SRM 53-70-51-2R-6 REPAIR 6. SEE INDIVIDUAL SIGN OFF BELOW.;[04] REPAIRED FLOOR BEAM LOCATED BS 986.5 BTW LBL36 TO LBL46 WL 208.1 AT AFT GALLEY AREA I.A.W B737-700 SRM 53-70-51-2R-6 REPAIR 6. SEE INDIVIDUAL SIGN OFF BELOW.<BR>RII INSPECTED.

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