# SDR SWAA2024090524242

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 2024
- Submitted: September 5, 2024
- Operation: Air carrier
- Aircraft: [N930WN](https://openairdocs.org/aircraft/N930WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36636
- Aircraft time: 50,251 hours, 30,483 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Cracked
- Location: Zone 200
- 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/SWAA2024090524242

## Discrepancy

PASSENGER CABIN FLOOR SUPPORT CRACKED AT F.S. 540 RBL 25' W.L. 208. (DOT 51-014) PASSENGER CABIN FLOOR SUPPORT CRACKED AT F.S. 540 LBL 25' W.L. 208. (DOT 51-014)<[01] REMOVED FLOOR PANEL 231VF FOR ACESS REF AMM 53-21-00-000-801<BR>LOCATED AND DRILLED MAIN CABIN FLOOR SUPPORT BREAK ASSY AT<BR>FS 540 LBL 25' W.L. 208. REF SRM 51-40-02-0G-0<BR>AND DRW #143A5240<BR>PERFORMED COUNTERSINK INSP AND ROTO INSP. ON EXISTING HOLES IAW B737 NDT P. 6; 53-30-00 PROC. 3. NO CRACKS. EQUIP: NORTEC 600 B/C 166317 CAL DUE: 11/24<BR>LOCATED AND DRILLED AND INSTALLED MAIN CABIN FLOOR SUPPORT BREAK ASSY AT<BR>FS 540 LBL 25' W.L. 208. REF SRM 51-40-05-0G-01<BR>AND DRW #143A5240<BR>INSTALLED FLOOR PANEL 231VF FOR ACESS REF AMM 53-21-00-000-801<BR>TOOL USED I/D: 176021; S/N :15880; DUE :04-DEC-2024;[02] VERIFIED STEP1.

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