# SDR USAA002189

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 18, 2000
- Submitted: March 5, 2001
- Operation: Air carrier
- Aircraft: N436US
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24558
- System (JASC): [5522 · Elevator, Plate/Skin](https://openairdocs.org/jasc/5522)
- Part: Skin
- Condition: Cracked
- Location: Lt Elevator
- Part time: 31,633 hours
- 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/USAA002189

## Discrepancy

PIT - FOUND LEFT ELEVATOR .625 INCH LONG CRACK, TOP SIDE SKIN AT CORNER OF TAB CUT OUT ELEV STATION 123.  REMOVED CRACK, TAPER SANDER BACK THEN REPLACED LAYER PLUS 2 EXTRAS EPR SRM 55-20-01, AND 51-70-17 AND EA.  (M)

---
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.