Service difficulty report · Beam · Boeing 737*

Difficulty date
February 1, 2022
Submitted
March 10, 2022
Operation
Air carrier
Aircraft
N458WN
Make and model
Boeing 737*
Aircraft serial
33857
Aircraft time
60,475 hours, 35,929 cycles
Part
Beam
Condition
Corroded
Location
Aft Fuselage
Stage of operation
UK
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 STRUCTURE FLOOR BEAM LOCATED BS 986.5 LBL 44 AND WL 208.1 AT AFT GALLEY AREA 2022-55530 / [01] TOOL USED ULTRASONIC EQUIPMENT PN:45MG; SN: 130063701; DUE DATE: 11-MAY-22;[02] TOOL USED EDDY CURRENT EQUIPMENT P/N: NORTEC 500D; S/N: N500X12101V022236 ; DUE DATE: 02-JUN-22;[03] PERFORMED PERMANENT REPAIR LOC. STRUCTURE FLOOR BEAM BS 986.5 LBL 44 AND WL 208.1 AT AFT GALLEY AREA IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6 MATERIAL USED P/N: 7075-T6-0.140?; P/O: 2012-532277;SEE INDIVIDUAL SING OFF BELOW;[04] PERFORMED PERMANENT REPAIR LOC. STRUCTURE FLOOR BEAM BS 986.5 LBL 44 AND WL 208.1 AT AFT GALLEY AREA IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6 MATERIAL USED P/N: 7075-T6-0.140?; P/O: 2012-532277;SEE INDIVIDUAL SING OFF BELOW RII