# SDR SWIA2026010777093

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2026
- Submitted: September 3, 2026
- Operation: Air carrier
- Aircraft: [N912EV](https://openairdocs.org/aircraft/N912EV), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7728
- Aircraft time: 45,200 hours, 41,623 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Skin
- Part number: 2024T3071
- 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/SWIA2026010777093

## Discrepancy

INSIDE AIRCRAFT CABIN RIGHT SIDE BS 464 - 449 (APPROX) PRESSURE FLOOR SILL SHOW SIGNS OF CORROSION IN MULTIPLE AREAS.  REMOVED CORROSION INSIDE THE AIRCRAFT CABIN RIGHT SIDE BS 464 - 449 (APPROX) PRESSURE FLOOR SILL IAW SRM 51-21-06. MEASURED AREA ON RT  PRESSURE FLOOR SILL ORIGINAL THICKNESS 0.055", REMAINING IS 0.045", AREA FOUND TO BE BEYOND ALLOWABLE LIMITS. REPAIRED RT PRESSURE FLOOR SILL BS 464 - 449 IAW REO 601R-53-41-3396, REV--.  CIC WILL BE APPLIED ON WORK CARD 2530 / CP 31823245.  AIRCRAFT WEIGHT CHANGE NEGLIGIBLE.  THRESHOLD INSPECTION (40000) FLIGHT CYCLES DUE AT OR BEFORE 81617 FLIGHT CYCLES.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.