# SDR ASAA2020092933313

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 29, 2020
- Submitted: October 12, 2020
- Operation: Air carrier
- Aircraft: [N472AS](https://openairdocs.org/aircraft/N472AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 60580
- Aircraft time: 21,027 hours, 6,622 cycles
- System (JASC): [5542 · Rudder, Plate/Skin](https://openairdocs.org/jasc/5542)
- Part: Skin
- Part number: 173A010312
- Part serial: CASA3367
- Condition: Dented
- Location: Rudder
- 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/ASAA2020092933313

## Discrepancy

RUDDER LT SKIN HAS A DENT APPROXIMATELY 15.5" INCHES FROM THE TRAILING EDGE AND 83" INCHES FROM LOWER SIDE.  GROUNDED-YES.  REPARIED RUDDER LT SKIN DENT APPROX 15.5" FROM THE TRAILING EDGE AND 83" FROM THE LOWER SIDE, IAW B737-900ER SRM 55-40-01-2R-1, TABLE 201, 51-70-04-2R-1.

---
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.