Service difficulty report · Floorbeam · Boeing 7377BD

Difficulty date
September 12, 2024
Submitted
October 28, 2024
Operation
Air carrier
Aircraft
N7740A
Make and model
Boeing 7377BD
Aircraft serial
33927
Aircraft time
57,036 hours, 31,366 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 EXISTING REPAIR ON FLOOR BEAM LOCATED STA 986.5 BTW RBL 44 TO LBL 44 WL 208.1 AT AFT GALLEY AREA 2024-572200<[01] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600 D; S/N: 200048001; DUE DATE: 28-MAY-25.;[02] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600 D; S/N: 200048001; DUE DATE: 28-MAY-25.;[03] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600 D; S/N: 200048001; DUE DATE: 28-MAY-25.;[04] TOOL USED: TEMPERATURE CONTROLLER P/N P3015GOES00000 S/N 142811020 DUE DATE 23 JAN 25; P/N P3015GOES00000 S/N 142811019 DUE DATE 23 JAN 25.;[05] REPLACED EXISTING REPAIR FLOOR BEAM LOC. STA 986.5 BTW RBL 55 TO LBL 55 WL 208.1 AT AFT GALLEY AREA IAW B737-700 SRM 53-70-51-2R-4 REPAIR4. <BR>SEE INDIVIDUAL SIGNOFF BELOW;[06] CERTIFIED STEP 5 COMPLETE RII <BR>REPLACED EXISTING REPAIR FLOOR BEAM LOC. STA 986.5 BTW RBL 55 TO LBL 55 WL 208.1 AT AFT GALLEY AREA IAW B737-700 SRM 53-70-51-2R-4 REPAIR4.

More about the Boeing 737-7BD