# STC SA4-148

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Brubaker Dean D, United States
- Description: Conversion of aircraft electrical system to 24 volts and/or installation of Franklin 6A4-165-B3 engine.
- Status date: October 5, 1979
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-767](https://openairdocs.org/tcds/A-767)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CFC7CCFABBDFB63085256CC2000C5D87.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4-148

## ADs that name it (0)

None.

## Approved models (1)

- Univair Aircraft Corporation 108 Series ([TCDS A-767](https://openairdocs.org/tcds/A-767))

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