# SDR CA040412003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 8, 2004
- Submitted: October 5, 2004
- Operation: General aviation
- Make and model: Boeing 737-200
- Registry model: [Boeing 737-200](https://openairdocs.org/model/boeing-737-200) (OpenAirDocs)
- System (JASC): [3411 · Pitot/Static System](https://openairdocs.org/jasc/3411)
- Part: Pitot Line
- Condition: Leaking
- Location: Pitot Tube Assy
- Component: Pitot Tube Assy, Rosemount
- Component part number: 0851CM2
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA040412003

## Discrepancy

(CAN) B737-200 PITOT TUBE ASSEMBLY FAILED BENCH CHECK WITH A PITOT LEAK IN EXCESS OF 350 KTS/MIN.  THE LEAK WAS DETERMINED TO BE ORIGINATING WHERE THE PITOT TUBE AIRFRAME ATTACHMENT CONNECTS TO THE BASE OF THE PITOT TUBE ASSEMBLY.  THE COMPONENT WAS A USED PART ACQUIRED FROM A DISTRIBUTOR, QWEST AIR PARTS INC, IN MEMPHIS TN.  THE PITOT TUBE HAD BEEN BENCH CHECKED  SERVICEABLE BY CROSS-CHECK AVIATION, FAA REPAIR STATION NR XK8R253Y LOCATED IN RENO, NEVADA.

---
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.