# SDR SWAA2020121633590

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 1, 2020
- Submitted: December 16, 2020
- Operation: Air carrier
- Aircraft: [N8607M](https://openairdocs.org/aircraft/N8607M), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36634
- Aircraft time: 27,943 hours, 12,177 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 147A5650
- Condition: Corroded
- Location: Cabin
- 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/SWAA2020121633590

## Discrepancy

PASSENGER CABIN FLOOR STA 947.5 + 2 LBL 24 WL 208 INTERCOSTAL UPPER SURFACE IS CORRODED.  REMOVED CORROSION PASSENGER CABIN FLOOR STA 947.5+2 LBL 24 INTERCOSTAL.  EVALUATED MATERIAL LOSS & FOUND ORIG 'T' .142 REMAINING .097' LOSS OF .045' OUT OF LIMITS.  REMOVED & REPLACED INTERC,OSTAL IAW SRM 51-40-02-0G-0; 51-40-02-0G-0; DWG 147A5650 SHT 13 REV- P/N147A 5560-3.

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