# SDR CALA2026021113693

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 10, 2026
- Submitted: February 11, 2026
- Operation: Air carrier
- Aircraft: [N57869](https://openairdocs.org/aircraft/N57869), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 32593
- Aircraft time: 65,033 hours, 19,676 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 141N516079
- Condition: Corroded
- Location: Zone 200
- 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/CALA2026021113693

## Discrepancy

MAIN DECK FLOOR AREA ADJACENT TO R1 DOOR SILL BET. STA 324 - 377 INTERCOSTAL UPPER SKIN CORRODED. 16-23. REF NRC 136578. COMPLETED SFR REPORTING ONLY REMOVED AND REPLACED 02EA INTERCOSTAL AT MAIN DECK FLOOR AREA R1 DOOR SILL IAW SRM 51-40-0-0G-0.

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