# STC SA933EA

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Wings With Springs, Inc, United States
- Description: Installation of wing struts modified to include Wings With Springs Model 300 hydraulic- pneumatic shock absorbers and associated airframe modifications.
- Status date: June 14, 1983
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A13](https://openairdocs.org/tcds/3A13)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DCE67B214EEAC3A085256CC20058EACD.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA933EA

## ADs that name it (0)

None.

## Approved models (3)

- The Cessna Aircraft Company 182E ([TCDS 3A13](https://openairdocs.org/tcds/3A13))
- The Cessna Aircraft Company 182F ([TCDS 3A13](https://openairdocs.org/tcds/3A13))
- The Cessna Aircraft Company 182G ([TCDS 3A13](https://openairdocs.org/tcds/3A13))

---
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.