# STC SA00694NY

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Aero Design Ltd, Canada
- Description: Installation of geophysical tail boom.
- Status date: October 17, 1997
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20SO](https://openairdocs.org/tcds/A20SO)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E2EFE85E69BDE3B785256CC1007E00D0.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA00694NY

## ADs that name it (0)

None.

## Approved models (1)

- The New Piper Aircraft Inc. PA-31 ([TCDS A20SO](https://openairdocs.org/tcds/A20SO))

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