Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
April 13, 2024
Submitted
May 22, 2024
Operation
Air carrier
Aircraft
N474WN
Make and model
Boeing 7377H4
Aircraft serial
33861
Aircraft time
65,342 hours, 39,098 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Cracked
Location
Bs 540 Bl0-Lbl25
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 FLOOR SUPPORT AT STA-540 LBL-25 TO BL-0 WL-208<[01] UPDATED MEASUREMENT TABLE;[02] STEP 3 COMPLETE;[03] JOB SUMMARY;FLOOR SUPPORT WAS OUT OF LIMITS DUE TO CRACK AT BS 540 LBL 25 TO BL0 WL208. REMOVED AND REPLACED IAW SRM 51-40-02-0G-0; DWG 143A0060;[04] VERIFIED RII

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