# SDR SWAA2023030299871

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 6, 2023
- Submitted: March 2, 2023
- Operation: Air carrier
- Aircraft: N7853B
- Make and model: Boeing 737-7Q8
- Registry model: [Boeing 737-7Q8](https://openairdocs.org/model/boeing-737-7q8) (OpenAirDocs)
- Aircraft serial: 30707
- Aircraft time: 60,009 hours, 39,704 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Condition: Cracked
- Location: Zn 100 Fus Lower
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2023030299871

## Discrepancy

CRACK SUPPORT ANGLE FLOOR STRUCTURE BS 540 AT LEVEL BL0 CENTER SECTION 2023-109524<[01] REPLACED WEB-INTERCOSTAL LOCATED FLOOR STRUCTURE BS 540 AT LEVEL BL0 TO LBL 24.75 CENTER SECTION PASSENGER CABIN IAW B737-700 SRM 51-40-02; SRM 51-10-02 Ï¿½TEM 9 AND DWG 143A5240 SHEET: 14 REV:-<BR>SEE INDIVIDUAL SIGN OFFS BELOW.;[02] CORRECTED STEP 1<BR>REPLACED SUPPORT BRACKET LOCATED FLOOR STRUCTURE BS 540 AT LEVEL BL0 TO LBL 24.75 CENTER SECTION PASSENGER CABIN IAW B737-700 SRM 51-40-02; SRM 51-10-02 Ï¿½TEM 9 AND DWG 143A5240 SHEET: 14 REV:-<BR>SEE INDIVIDUAL SIGN OFFS BELOW;[03] TASK COMPLETED ; RII <BR>SEE INDIVIDUAL SIGN OFFS BELOW

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