# STC SA278GL

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Parker Hannifin Corp, United States
- Description: Installation of Cleveland Kit, No. 199-74.
- Status date: October 28, 1980
- 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/0ED6DE6D095F48DE85256CC20008C921.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA278GL

## ADs that name it (0)

None.

## Approved models (1)

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

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.