Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
July 13, 2023
Submitted
August 17, 2023
Operation
Air carrier
Aircraft
N232WN
Make and model
Boeing 7377H4
Aircraft serial
32500
Aircraft time
57,989 hours, 34,674 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Corroded
Location
Zn 200 Fus Top
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 ON FLOOR BEAM BS 986.5 LBL 43 WL 208.1 AT AFT GALLEY AREA 2023-447441<[01] ULTRASONIC EQUIPMENT USED P/N: 45MG; S/N: 130060401 AND DUE DATE: 20-MAR-24.;[02] TOOL USED EDDY CURRENT EQUIPMENT PN: NORTEC500D; SN: N500X12101U102020 DUE DATE: 30 AUG 23.;[03] PERFORMED PERMANENT REPAIR LOCATED FLOOR BEAM BS 986.5 AT LBL 43 AND WL 208.1 AT AFT GALLEY AREA. IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6; ALTERNATIVE 4 AND FIGURE 205. ?SEE INDIVIDUAL SIGNOFFS BELOW?.;[04] PERFORMED PERMANENT REPAIR LOCATED FLOOR BEAM BS 986.5 AT LBL 43 AND WL 208.1 AT AFT GALLEY AREA. IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6; ALTERNATIVE 4 AND FIGURE 205. RII SEE INDIVIDUAL SIGNOFFS BELOW.

More about the Boeing 737-7H4