# SDR SWAA2024061485918

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 15, 2024
- Submitted: June 14, 2024
- Operation: Air carrier
- Aircraft: [N8572X](https://openairdocs.org/aircraft/N8572X), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 64251
- Aircraft time: 19,855 hours, 10,226 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: UNKNOWN
- Condition: Corroded
- Location: Bs 947 Rbl 50
- 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/SWAA2024061485918

## Discrepancy

FLOOR STRUCTURE FLOOR BEAM AT MOUNT FITTING BS 947 RBL 50 HAS A SMALL AREA OF CORROSION AT MOUNT FITTING BASE<[01] REMOVED CORROSION ORIG. .180; MATERIAL LOSS .015; REMAINING .165 FOUND TO BE OUT OF LIMITS DUE TO LOCATION AT HARD POINT RBL 51 REF B737-NG SRM 53-70-51-1A-1 PARA GRAPH 1. C. AND BAC1518-1212 TOOL # T8224M DUE 07 NOV 24; REMOVED DAMAGE TO FLAT SURFACE; HFEC AND DVI NO DEFECTS NOTED; REMOVED ADDITIONAL 0.002 IN. MATERIAL; ROTO PEENED AREA; RESTORED COATINGS; AND INSTALLED REF B737-NG SRM 53-70-51-2R-8 ALTERNATIVE 3;[02] REMOVED CORROSION ORIG. .180; MATERIAL LOSS .015; REMAINING .165 FOUND TO BE OUT OF LIMITS DUE TO LOCATION AT HARD POINT RBL 51 REF B737-NG SRM 53-70-51-1A-1 PARA GRAPH 1. C. AND BAC1518-1212 TOOL # T8224M DUE 07 NOV 24; REMOVED DAMAGE TO FLAT SURFACE; HFEC AND DVI NO DEFECTS NOTED; REMOVED ADDITIONAL 0.002 IN. MATERIAL; ROTO PEENED AREA; RESTORED COATINGS; AND INSTALLED REF B737-NG SRM 53-70-51-2R-8 ALTERNATIVE 3<BR>VERIFIED ACCOMPLISHMENT.

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