# SDR DALA1123389871

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 31, 2011
- Submitted: April 1, 2011
- Operation: Air carrier
- Aircraft: [N780NC](https://openairdocs.org/aircraft/N780NC), registered now
- 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: 48102
- Aircraft time: 72,571 hours, 67,115 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Chafed
- Location: Fuselage
- 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/DALA1123389871

## Discrepancy

MAIN CABIN STA 579 BETWEEN BL-0 AND LBL-20 FLOORBEAM CHAFED ON TOP SIDE BLENDED CHAFED AREA 5EA 1"X 1.50".  ORIG   THICK MAT .125 REMOVED.030, REMAINING .095 FOUND TO BE OUT OF LIMITS.  REC MAT .025 TY301 1/7.  FAB 5EA WEAR STRIP.  INSTALLED 5EA WEAR STRIPS IAW DC9 SRM 53-01 FIG 1, 53-05 FIG 20, 51-10-3.  BLUE MARKED 5100-01570-01.

---
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.