# SDR SWAA2021102626192

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 2021
- Submitted: April 28, 2022
- Operation: Air carrier
- Aircraft: [N232WN](https://openairdocs.org/aircraft/N232WN), registered now
- Make and model: Boeing 737
- Aircraft serial: 32500
- Aircraft time: 53,002 hours, 31,465 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Condition: Corroded
- Location: Fuselage
- 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/SWAA2021102626192

## Discrepancy

SUPPLEMENTAL INFORMATION: CORROSION ON AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT AT B.S. 767+3; 767+7; 767+10; 767+14; 787+6 AND 787+10; L.B.L. 22; W.L. 154. ; / [01] REMOVED AND EVALUATED MULTIPLE AREAS OF CORROSION ON ACB FLOOR TO SIDEWALL SUPPORT L/H FROM BS 767+3 TO BS 787+10. LARGEST AREA OF MATERIAL REMOVED MEASURED 1.32' L; 1.15' W; 0.004' D. DAMAGE FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2. REMAINDER OF WORK TO BE ACCOMPLISHED ON TASK TTG8Q006S5AU.; [02] VERIFIED CORRECTIVE ACTION STEP 1; [03] REMOVED AND EVALUATED MULTIPLE AREAS OF CORROSION ON ACB FLOOR TO SIDEWALL SUPPORT L/H FROM BS 767+3 TO BS 787+10. LARGEST AREA OF MATERIAL REMOVED MEASURED 1.32' L; 1.15' W; 0.004' D. DAMAGE FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2. REMAINDER OF WORK TO BE ACCOMPLISHED ON TASK TTG8Q006S5AU; [04] VERIFIED CORRECTIVE ACTION 3.; [05] VERIFIED FLOOR TO SIDEWALL SUPPORT WILL BE REPLACED ON TASK TTG8Q006S5AU

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