Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
July 7, 2021
Submitted
August 11, 2021
Operation
Air carrier
Aircraft
N411WN
Make and model
Boeing 7377H4
Aircraft serial
29821
Aircraft time
66,572 hours, 39,411 cycles
Part
Floorbeam
Condition
Cracked
Location
Bs 294
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 FLOOR BEAM BS 294.5 RBL 57 FWD GALLEY AND LAV ; 2021-311692 / [01] TOOL USED: P/N: NORTEC 600 D; S/N: 210136503; DUE DATE: 05-MAR-22.; [02] PERFORMED PERMANENT REPAIR ON FLOOR BEAM BS 294.5 RBL 57 FWD GALLEY AND LAVATORY AREA IAW B737-700 SRM 53-10-51-2R-16 REPAIR 16 PARAGRAPH 4. FIG 202. AND B737-700 SRM 51-40-02 DWG 141A5400 REV. A.; [03] PERFORMED PERMANENT REPAIR ON FLOOR BEAM BS 294.5 RBL 57 FWD GALLEY AND LAVATORY AREA IAW B737-700 SRM 53-10-51-2R-16 REPAIR 16 PARAGRAPH 4. FIG 202. AND B737-700 SRM 51-40-02 DWG 141A5400 REV. A. RII

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