# SDR FOTR2019813837

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2010
- Submitted: November 24, 2010
- Operation: General aviation
- Filed by: [Flightstar Aircraft Services LLC, repair station FOTR986N](https://openairdocs.org/faa-repair-station/FOTR986N/flightstar-aircraft-services-llc.md) (OpenAirDocs)
- Aircraft: [N713AA](https://openairdocs.org/aircraft/N713AA), registered now
- Make and model: Boeing 727223
- Aircraft serial: 22469
- Aircraft time: 46,048 hours, 35,978 cycles
- Engine: Pwa JT8D15
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Condition: Corroded
- Location: Zone 100
- Part time: 46,048 hours, 35,978 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/FOTR2019813837

## Discrepancy

CORROSION ON ITERCOSTAL BETWEEN BS 700-720 & STR 27L - 28L. REMOVED INTERCOSTAL AT BS 700-720 BETWEEN STR 27L-28L IAW SRM 51-30-2. FAB NEW INTERCOSTAL FROM 7075-T6 .032" PO 90010274 DIM 19.5" X 8.5" IAW SRM 53-10-2 FIG 3 & 51-20-1 FIG 3 & 51-30-5.  PART TREATED AND PRIMED IAW SRM 51-10-2 NEW INTERCOSTAL INSTALLED AT BS 700-720, STR 27L-28L.

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