# STC SA394AL

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Jake Bryant, United States
- Description: Conversion of 4-inch wheels and brakes to 6-inch wheels and brakes.
- Status date: August 19, 1970
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-692](https://openairdocs.org/tcds/A-692)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F3275241536DEA9D85256CC2000C5BEF.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA394AL

## ADs that name it (0)

None.

## Approved models (6)

- The New Piper Aircraft Inc. J3F-50 ([TCDS A-692](https://openairdocs.org/tcds/A-692))
- The New Piper Aircraft Inc. J3F-50S ([TCDS A-692](https://openairdocs.org/tcds/A-692))
- The New Piper Aircraft Inc. J3F-60 ([TCDS A-692](https://openairdocs.org/tcds/A-692))
- The New Piper Aircraft Inc. J3F-60S ([TCDS A-692](https://openairdocs.org/tcds/A-692))
- The New Piper Aircraft Inc. J3F-65 (Army L-4D) ([TCDS A-692](https://openairdocs.org/tcds/A-692))
- The New Piper Aircraft Inc. J3F-65S ([TCDS A-692](https://openairdocs.org/tcds/A-692))

---
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.