# STC SA222NW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Rader Aircraft Sales & L.R.M. Products, United States
- Description: Installation of nose bumper.
- Applied: June 18, 1975
- Status date: October 16, 1975
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 1A13](https://openairdocs.org/tcds/1A13)
- Certificate PDF: https://openairdocs.org/files/sha256/8c/51/8c51363a9a6bddc40784a5d59987b73e4bcafb43fdbe4b749bfc974fa3c2884f
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/90FCB706ACE6800185256CC200015B5A.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA222NW

## ADs that name it (0)

None.

## Approved models (1)

- REVO Incorporated Lake LA-4 ([TCDS 1A13](https://openairdocs.org/tcds/1A13))

## What the certificate says

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

## Every issue (1)

- October 16, 1975: Issued, Current. [certificate](https://openairdocs.org/files/sha256/8c/51/8c51363a9a6bddc40784a5d59987b73e4bcafb43fdbe4b749bfc974fa3c2884f)

---
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.