# STC SA4400NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Schweizer Aircraft Corp, United States
- Description: Installation of Schweizer Phermone aerial application system, Model No. PAAS 81.
- Status date: February 4, 1982
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A9CE](https://openairdocs.org/tcds/A9CE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/14636335147D0AFA85256CC2000E3C3E.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4400NM

## ADs that name it (0)

None.

## Approved models (1)

- The Cessna Aircraft Company A188B ([TCDS A9CE](https://openairdocs.org/tcds/A9CE))

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