# STC SA240CE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Aircraft Systems Inc, United States
- Description: Installation of Woodward propeller unfeathering accumulator kit #213315.
- Status date: January 1, 1960
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 2A4](https://openairdocs.org/tcds/2A4)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/EC4AEDFD37678DB7862570C9005BDDF3.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA240CE

## ADs that name it (0)

None.

## Approved models (2)

- Twin Commander Aircraft Corporation 680-F ([TCDS 2A4](https://openairdocs.org/tcds/2A4))
- Twin Commander Aircraft Corporation 680FL ([TCDS 2A4](https://openairdocs.org/tcds/2A4))

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