# STC ST00306NY-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Delta Engineering, United States
- Description: Operational approval of a Universal navigation UNS-1M and a Universal navigation UNS-1B flight management system.
- Status date: November 18, 1999
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A22CE](https://openairdocs.org/tcds/A22CE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/1244D537D408DD5085256CC2006A7255.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST00306NY-D

## ADs that name it (0)

None.

## Approved models (1)

- The Cessna Aircraft Company S550 ([TCDS A22CE](https://openairdocs.org/tcds/A22CE))

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