# SDR SWAA2022072524858

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 1, 2022
- Submitted: July 25, 2022
- Operation: Air carrier
- Aircraft: [N8641B](https://openairdocs.org/aircraft/N8641B), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 60085
- Aircraft time: 27,233 hours, 12,566 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Condition: Corroded
- Location: Aft Cargo
- 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/SWAA2022072524858

## Discrepancy

CORROSION ON AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT AT RBL 22 BS 727J+5; BS 727J+10; BS 747+6; BS 747+10; BS 747+14; BS 747+18; BS 767+2; BS 767+6; BS 767+14; BS 767+18. / [01] EVALUATED CORROSION AT ALL LOCATIONS; FOUND DEEPEST LOCATION TO BE AT BS 747+6' REMOVED 0.015' IN A AREA OF 1'X1' ORIGINAL THICKNESS 0.045' FOUND TO BE OUT OF LIMITS PER SRM 53-30-15-1A-1 USING ATS TOOL ID ATS2678 EXP 4/2023. PART WILL BE REMOVED AND REPLACED ON FAULT TTG8Q00DBC71;[02] EVALUATED CORROSION AT ALL LOCATIONS; FOUND DEEPEST LOCATION TO BE AT BS 747+6' REMOVED 0.015' IN A AREA OF 1'X1' ORIGINAL THICKNESS 0.040' FOUND TO BE OUT OF LIMITS PER SRM 53-00-15-1A-2 USING ATS TOOL ID ATS2678 EXP 4/2023. PART WILL BE REMOVED AND REPLACED ON FAULT TTG8Q00DBC71;[03] UPDATED MEASUREMENT TABLE;[04] VERIFIED CORRECTIVE ACTIONS 1-3<BR>VERIFIED MEASUREMENTS TABLE<BR>VERIFIED FAULT WILL BE RESOLVED ON TTG8Q00DBC71;[05] VERIFIED CORRECTIVE ACTIONS 1-3<BR>VERIFIED MEASUREMENTS TABLE<BR>VERIFIED FAULT WILL BE RESOLVED ON TTG8Q00DBC71

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