# SDR MZZA99012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N75429](https://openairdocs.org/aircraft/N75429), registered now
- Make and model: Boeing 727-2F9
- Registry model: [Boeing 727-2F9](https://openairdocs.org/model/boeing-727-2f9) (OpenAirDocs)
- Aircraft serial: 21427
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar Web
- Condition: Cracked
- Location: Center Wing
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MZZA99012

## Discrepancy

TNN - DURING S-CHECK INSPECTION AT AIR ASIA, CRACK WAS FOUND ON WING CENTER SECTION REAR SPAR WEB AT WL 185 FROM RBBL 2 TO RBBL 4.  THE WING CENTER SECTION REAR SPAR WEB CRACK END WAS STOP DRILLED AND REPAIRED PER EA 5750-01843 OP 3.  (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.