# SDR SWAA2021080293267

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 2021
- Submitted: August 2, 2021
- Operation: Air carrier
- Aircraft: [N962WN](https://openairdocs.org/aircraft/N962WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36963
- Aircraft time: 33,006 hours, 20,057 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Cracked
- Location: Bs 540
- 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/SWAA2021080293267

## Discrepancy

FLOOR SUPPORT BS 540; RBL 25 - BL 0; WL 208 CRACKED AT I/B FASTENER HOLE ; / [01] REMOVED AND INSTALLED FLOOR SUPPORT AT BS 540 RBL 25 TO BL 0 WL 208 PER SRM 51-40-02 AND BOEING DWG 143A0060. FLOOR SUPPORT STILL REQUIRES MATCH DRILL OF FLOOR PANEL FASTENER HOLE.; [02] VERIFIED; [03] VERIFIED CORRECTIVE ACTION ITEMS 1 AND 2 REMOVAL AND INSTALLATION OF FLOOR SUPPORT AT BS 540 RBL 25 TO BL 0 WL 208 PER SRM 51-40-02 AND BOEING DWG 143A0060. <BR>**FLOOR SUPPORT STILL REQUIRES MATCH DRILL OF FLOOR PANEL FASTENER HOLE.**; [04] LOCATED AND DRILLED FLOOR PANEL HOLES IAW SRM 51-40-05-OG-0; [05] VERIFIED FLOOR PANEL HOLES IN THE NEW FLOOR SUPPORTS PER SRM 51-40-05-OG-0

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