# SDR CNMA2026030002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 31, 2026
- Submitted: March 31, 2026
- Operation: Air carrier
- Aircraft: [N351AX](https://openairdocs.org/aircraft/N351AX), registered now
- Make and model: Boeing 767-33A
- Registry model: [Boeing 767-33A](https://openairdocs.org/model/boeing-767-33a) (OpenAirDocs)
- Aircraft serial: 27908
- Aircraft time: 101,436 hours, 16,539 cycles
- System (JASC): [3416 · Altimeter, Barometric/Encoder](https://openairdocs.org/jasc/3416)
- Part: Altimeter
- Part number: 4039892904
- Part serial: 98114541
- Condition: Inoperative
- Location: Zone 200
- Part time: 1,186 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CNMA2026030002

## Discrepancy

CA ALTIMETER INOP. FLAGGED OFF AT 25,000 FT.

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