# SDR DALA2025101307456

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 11, 2025
- Submitted: October 13, 2025
- Operation: Air carrier
- Aircraft: [N6713Y](https://openairdocs.org/aircraft/N6713Y), registered now
- Make and model: Boeing 757232
- Aircraft serial: 30777
- Aircraft time: 77,220 hours, 29,653 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- 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/DALA2025101307456

## Discrepancy

CORROSION OUT OF LIMITS: (UT) MEASUREMENT THICKNESS WAS ACCOMPLISHED PER B757 NDT MANUAL, PAR 4. 51-00-10, PROCEDURE 2, ON FLOOR SUPPORT UPPER SURFACE STA 780 TO STA 845 LBL 7.55 AND FLOOR SUPPORTS (STA 748 RBL 2.90,7.55 , 10,45 AND 16.10) C1. ALL THOSE AREAS ARE OUT OF LIMITS PER B757-200 SRM 51-00-53-1A-1 DETAIL I, NOTE C, DETAIL V. (1246688)

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