# STC SH159WE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Lear Avia Corporation, United States
- Description: Installation of a muffler.
- Status date: November 8, 1973
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS 2H3](https://openairdocs.org/tcds/2H3)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/AE9A49F92CD7B9E285256CC2005C2EC4.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SH159WE

## ADs that name it (0)

None.

## Approved models (1)

- Bell Helicopter Textron 47G-2A ([TCDS 2H3](https://openairdocs.org/tcds/2H3))

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