Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
September 30, 2023
Submitted
October 30, 2023
Operation
Air carrier
Aircraft
N236WN
Make and model
Boeing 7377H4
Aircraft serial
34631
Aircraft time
57,973 hours, 34,648 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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

CRACK ON HOLE OF FLOOR BEAM BST 294.5 WL 208.1 RBL 55 AT FWD GALLEY AREA 2023-594630<[01] TOOL USED: EDDY CURRENT EQUIPMENT. P/N: NORTEC 600D. S/N: 210138003. DUE DATE: 27-MAR-24.;[02] TOOL USED: EDDY CURRENT EQUIPMENT; PN: NORTEC 600D; SN: 210138003; DUE DATE: 27-MAR-24;[03] TOOL USED: RADIOMETER; PN: XRP-3000; SN: 1998082; DUE DATE: 15-OCT-23;[04] PERFORMED PERMANENT REPAIR ON FLOOR BEAM BST 294.5 WL 208.1 BETWEEN RBL 19 TO RBL 55 AT FWD GALLEY AREA IAW SRM B737-700 53-10-51-2R-16 REPAIR 16 ALTERNATIVE 2 FIGURE 202 DETAIL G; SEE INDIVIDUAL SIGN OFFS BELOW;[05] PERFORMED PERMANENT REPAIR ON FLOOR BEAM BST 294.5 WL 208.1 BETWEEN RBL 19 TO RBL 55 AT FWD GALLEY AREA IAW SRM B737-700 53-10-51-2R-16 REPAIR 16 ALTERNATIVE 2 FIGURE 202 DETAIL G; SEE INDIVIDUAL SIGN OFFS BELOW<BR>RII

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