# SDR DALA1036619864

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 22, 2010
- Submitted: December 23, 2010
- Operation: Air carrier
- Aircraft: N773NC
- Make and model: Doug DC-9-51
- Registry model: [Doug DC-9-51](https://openairdocs.org/model/mcdonnell-douglas-dc-9-51) (OpenAirDocs)
- Aircraft serial: 47775
- Aircraft time: 73,440 hours, 70,600 cycles
- Engine: Pwa JT8D9
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Bs 310-313
- 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/DALA1036619864

## Discrepancy

DURING M-CHECK, FOUND MAIN PASSENGER CABIN STA 310-313, BL 0, FLOOR PANEL SUPPORT HAS CORROSION.  REMOVED CORROSION IAW SRM 51-10-3 LOSS OUT OF LIMITS IAW SRM 53-01 FIG 1, CUTOUT SECTION BS 310-348, BL 0 FLOOR SUPPORT REPAIR ANGLES TAPERED 4EA ANGLES ON TRAVELER 2311N02124.  INSTALLED IAW A53-10-03-801-663A

---
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.