# SDR SWAA2021073088087

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 26, 2021
- Submitted: July 30, 2021
- Operation: Air carrier
- Aircraft: N751SW
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29803
- Aircraft time: 74,739 hours, 44,231 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Cracked
- Location: Bs 540
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2021073088087

## Discrepancy

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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