# SDR A6WA202602138898

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 13, 2026
- Submitted: July 7, 2026
- Operation: Air carrier
- Aircraft: [N471ZW](https://openairdocs.org/aircraft/N471ZW), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7457
- Aircraft time: 41,115 hours, 43,288 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 601R3114879
- Condition: Corroded
- Location: Zone 200
- Part time: 41,115 hours, 43,288 cycles
- 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/A6WA202602138898

## Discrepancy

CORROSION WAS FOUND ON THE FWD LOWER END OF THE SERVICE DOOR THRESHOLD/FLOOR SUPPORT BRACKET. UPON CLEANING OF THE CORROSION, FASTENER HOLES WERE ELONGATED AND REMOVED MATERIAL WAS BEYOND SRM LIMITS.  BLENDED DISCREPANT AREAS OF CORROSION AND DID HFEC OF THE BLENDED AREAS. REAMED ELONGATED HOLES TO CLEAN AND ROUND CONDITION AND DID HFEC TO THE REAMED HOLES. FABRICATED REPLACEMENT CLIP PN: 601R38303-255. RESTORES SURFACE TREATMENT AND APPLIED CIC. WORK WAS COMPLETED PER STS STS EA 109-2026-040

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