# SDR DALA1228369263

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 2, 2012
- Submitted: May 4, 2012
- Operation: Air carrier
- Aircraft: [N963DN](https://openairdocs.org/aircraft/N963DN), registered now
- Make and model: Doug MD-90-30
- Registry model: [Doug MD-90-30](https://openairdocs.org/model/mcdonnell-douglas-md-90-30) (OpenAirDocs)
- Aircraft serial: 53533
- Aircraft time: 36,380 hours, 20,789 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Bulkhead
- Part number: SR0953026513
- Condition: Cracked
- Location: Bs 1520.22
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA1228369263

## Discrepancy

FOUND CRACK FWD FACE Y1520.22 ZRS - 16.00 RBL 20 REAR SPAR BULKHEAD.  REMOVED LOUVER, REMOVED STIFFENERS AND WEB.  FABRICATED NEW WEB, INSTALLED NEW WEB AND PREEXISTING STIFFENERS AND LOUVER BOX PER SRM 51-30-05, 51-30-02 AND 53-10-04 VOL II.

---
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.