# SDR DALA1036389864

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 21, 2010
- Submitted: December 22, 2010
- Operation: Air carrier
- Aircraft: N773NC
- Make and model: Doug DC-9-51
- Registry model: [Doug DC-9-51](https://openairdocs.org/model/mcdonnell-douglas-dc-9-51) (OpenAirDocs)
- Aircraft serial: 47775
- Aircraft time: 73,440 hours, 70,600 cycles
- Engine: Pwa JT8D9
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Bulkhead
- Condition: Cracked
- Location: Fuselage
- 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/DALA1036389864

## Discrepancy

DURING M-CHECK, FOUND NOSE WHEEL WELL THROUGH ACCESS HOLE STA 69, LBL 12 BULKHEAD WEB IS CRACKED APPROX  .5".   STOP DRILLED CRACK IAW SRM 53-01, FIG 2.  HFEC INSP IAW NDT SPM 06-10-01 VERIFIED CRACK CONTAINED. FABRICATED AND INSTALLED DOUBLER IAW SRM 53-01, FIG 2.

---
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.