# STC SA1554SO

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Raeford Aviation, United States
- Description: Flight with airstair door (installed in accordance with STC SA2-1068)removed.
- Status date: August 8, 1984
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 5A4](https://openairdocs.org/tcds/5A4)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2BCDA1D63D071A5585256CC100821333.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA1554SO

## ADs that name it (0)

None.

## Approved models (2)

- Raytheon Aircraft Company C50 ([TCDS 5A4](https://openairdocs.org/tcds/5A4))
- Raytheon Aircraft Company D50 (L-23E) ([TCDS 5A4](https://openairdocs.org/tcds/5A4))

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