# SDR SWAA2022020163798

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 15, 2017
- Submitted: February 2, 2022
- Operation: Air carrier
- Aircraft: N557WN
- Make and model: Boeing 737790
- Aircraft serial: 30166
- Aircraft time: 55,212 hours, 25,579 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Condition: Corroded
- Location: Aft Cargo Bay
- 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/SWAA2022020163798

## Discrepancy

***CORROSION*** AFT CARGO FLOOR SUPPORT AT 727A+4; RBL 3 CORRODED / ACB; CARGO FLOOR SUPPORT AT BS 727A+4; RBL 3 CORRODED; REMOVED CORROSION. 1.0' X 2.0' X 0.020' ORGINAL MATERIAL 0.063' REMAINING THICKNESS 0.043' DAMAGE OUT OF REPAIR LIMITS PER SRM 53-00-53-1A-2 AND SRM 51-10-02-0G-0; DAMAGE WILL BE REPAIRED ON CUSTOMER CARD T704367

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