# STC SA6033NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Johnston Aircraft Svc, Inc, United States
- Description: Installation of a cold air inlet system.
- Status date: August 16, 1993
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3SW](https://openairdocs.org/tcds/A3SW)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/1A835DCC5568B8DB85256CC200569E00.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA6033NM

## ADs that name it (0)

None.

## Approved models (3)

- Ayres Corporation S2R ([TCDS A3SW](https://openairdocs.org/tcds/A3SW))
- Ayres Corporation S2R-R1340 ([TCDS A3SW](https://openairdocs.org/tcds/A3SW))
- Ayres Corporation S2R-R3S ([TCDS A3SW](https://openairdocs.org/tcds/A3SW))

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