# SDR AU990960

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 2, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Boeing 737377
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Bulkhead
- Condition: Cracked
- Location: Fuselage
- 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/AU990960

## Discrepancy

(AUS) FORWARD PRESSURE BULKHEAD CRACKED IN THE FOLLOWING AREAS:  1.   FORWARD SIDE WEB - TWO CRACKS.  2.  LOWER AFT SIDE WEB - TWO CRACKS.   3.  VERTICAL CHORD AFT SIDE - ONE CRACK.   4.   RT SIDE CHORD RADIUS - ONE CRACK FOUND DURING ULTRASONIC AND EDDY CURRENT INSPECTION IAW ER B73-53-10-39.

---
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.