Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
December 21, 2021
Submitted
January 31, 2022
Operation
Air carrier
Aircraft
N466WN
Make and model
Boeing 7377H4
Aircraft serial
30677
Aircraft time
58,901 hours, 34,794 cycles
Part
Floorbeam
Condition
Corroded
Location
Bs 986 Lbl43
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CORROSION FLOOR STRUCTURE BEAM LOCATED BS986.5 LBL43 AND WL208.1 AT AFT GALLEY AREA ; 2021-577226 / [01] TOOL USED: P/N: 45MG; S/N: 130060401; DUE DATE: 22-APR-22; [02] TOOL USED EDDY CURRENT EQUIPMENT P/N: NORTEC 500D; S/N: N500X12101U102020; CAL DUE DATE: 01-JUN-22; [03] TOOL USED FLAPSPEED P/N FPK-PRO-104 S/N PRO-3384 DUE DATE: 24 MAY 22; [04] REPAIRED FLOOR STRUCTURE BEAM LOCATED BS986.5 LBL43 AND WL208.1 AT AFT GALLEY AREA IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6 ALTERNATIVE 1 FIGURE 205 SEE INDIVIDUAL SIGN-OFFS BELOW; [05] REPAIRED FLOOR STRUCTURE BEAM LOCATED BS986.5 LBL43 AND WL208.1 AT AFT GALLEY AREA IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6 ALTERNATIVE 1 FIGURE 205 SEE INDIVIDUAL SIGN-OFFS BELOW<BR>RII ACCOMPLISHED

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