# STC ST209RM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Frontier Airlines Inc, United States
- Description: Installation of flight attendant shoulder harness.
- Applied: April 25, 1980
- Status date: December 1, 1980
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 6A6](https://openairdocs.org/tcds/6A6)
- Certificate PDF: https://openairdocs.org/files/sha256/a9/e3/a9e3e06737f79b6d5fc4c8bb3aad0eaa7bf3895580561102c304be29625b9459
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/FB949A22DA82AD5285256CC300035F6C.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST209RM

## ADs that name it (0)

None.

## Approved models (2)

- Kelowna Flightcraft R & D Ltd. 340 ([TCDS 6A6](https://openairdocs.org/tcds/6A6))
- Kelowna Flightcraft R & D Ltd. 440 ([TCDS 6A6](https://openairdocs.org/tcds/6A6))

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (1)

- December 1, 1980: Issued, Current. [certificate](https://openairdocs.org/files/sha256/a9/e3/a9e3e06737f79b6d5fc4c8bb3aad0eaa7bf3895580561102c304be29625b9459)

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