# SDR MALA040333

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 8, 2004
- Submitted: April 26, 2004
- Operation: Air carrier
- Aircraft: [N369PX](https://openairdocs.org/aircraft/N369PX), registered now
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B295
- Aircraft time: 28,436 hours, 23,894 cycles
- System (JASC): [5514 · Horizontal Stabilizer Miscellaneous Structure](https://openairdocs.org/jasc/5514)
- Part: Structure
- Condition: Damaged
- Location: Horiz Stab
- 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/MALA040333

## Discrepancy

DURING 4Y/2Y INSPECTION, RIGHT I/B UPPER STAB SPAR FASTENER HOLES FOUND TO BE IRREGULARLY SHAPED.  COMPLIED WITH EO AD991921-03 PROCEDURE, FINAL REAMING OF HOLES, STEP 2 E-(1)-(2) 246 IAW MESABA EO AD991921-03.  AIRCRAFT RELEASE DATE 4/16/2004.

---
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.