# STC SA00298DE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Casper Air Service, United States
- Description: Installation of a modification system to add additional cabin heat and reconfigure the carburetor heater design.
- Status date: June 16, 1997
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A22NM](https://openairdocs.org/tcds/A22NM)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B7FC5141E9F60D1785256CC1007DC892.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA00298DE

## ADs that name it (0)

None.

## Approved models (1)

- Sky International Inc. A-1 ([TCDS A22NM](https://openairdocs.org/tcds/A22NM))

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