Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
June 26, 2021
Submitted
July 30, 2021
Operation
Air carrier
Aircraft
N751SW
Make and model
Boeing 7377H4
Aircraft serial
29803
Aircraft time
74,739 hours, 44,231 cycles
Part
Floor Support
Condition
Cracked
Location
Bs 540
Stage of operation
IN
How discovered
V
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

MAIN CABIN CENTER WING BOX FLOOR SUPPORT BREAK CRACKED AT STA 540 AND RBL 1 ; / [01] REMOVED DAMAGED FLOOR SUPPORT BREAK AT MAIN CABIN CTR. WING STA. 540 & RBL 1; REF. : B737-7 SRM 51-40-02-0G-0.; [02] OK TO INSTALL FLOOR SUPPORT; [03] INSTALLED NEW PANEL SUPPORT BRAKE P/N : 143A5240-36;ISSUE TAG A05025; PO # 1617089. REF. : 51-40-02-0G-0.; [04] REF. : B737-700 SRM 51-40-02-0G-0.; [05] REMOVED SUPPORT BREAK IN STEP # 1 PART REMOVED P/N : 143AA5240; REF. : B737-7000 SRM 51-40-02-0G-0.; [06] REMOVED DAMAGED FLOOR SUPPORT BREAK AT MAIN CABIN CTR. WING STA. 540 & RBL 1; REF. : B737-7 SRM 51-40-02-0G-0INSTALLED NEW PANEL SUPPORT BRAKE P/N : 143A5240-36;ISSUE TAG A05025; PO # 1617089. REF. : 51-40-02-0G-0. .

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