# STC SA4900NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: McKenzie Flying Service Inc, United States
- Description: Installation of Cleveland wheels and brakes
- Applied: October 26, 1989
- Status date: February 14, 1990
- Product: Aircraft
- Certification basis: Part 21
- Data sheets: [TCDS 1A6](https://openairdocs.org/tcds/1A6)
- Certificate PDF: https://openairdocs.org/files/sha256/f7/56/f7568baed77f1bc6467bcfd34fec23170a2054347d9bbab4787fb5236643f83f
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8D4D6BFEC3044236862579C900544710.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4900NM

## ADs that name it (0)

None.

## Approved models (7)

- Piper Aircraft Inc. PA-22-108 ([TCDS 1A6](https://openairdocs.org/tcds/1A6))
- Piper Aircraft Inc. PA-22-135 ([TCDS 1A6](https://openairdocs.org/tcds/1A6))
- Piper Aircraft Inc. PA-22-150 ([TCDS 1A6](https://openairdocs.org/tcds/1A6))
- Piper Aircraft Inc. PA-22-160 ([TCDS 1A6](https://openairdocs.org/tcds/1A6))
- Piper Aircraft Inc. PA-22S-135 ([TCDS 1A6](https://openairdocs.org/tcds/1A6))
- Piper Aircraft Inc. PA-22S-150 ([TCDS 1A6](https://openairdocs.org/tcds/1A6))
- Piper Aircraft Inc. PA-22S-160 ([TCDS 1A6](https://openairdocs.org/tcds/1A6))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA4900NM This certificate issued to: McKenzie Flying Service, InC.

Certifies that the change in the type design for the following product with the limitations and conditions therefor us specified hereon meets the airesthiness reguirements of Part 3 of the CiVIl Air Regulations:

Original Product - Type Certificate Nunben: 1A6 Make: Piper Model: PA -22 Description of Type Design Change: Installation of Cleveland wheels and brakes in accordance with McKenzie data package pages 1 through 7 and slides 1 through 11.

Limilalinsand binditions: Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation in Piper Model PA-22 aircraft, Serial Number 22-1806, Registration Number N35344, only. A copy of this Certificate must be maintained as part of the permanent records for the modified aircraft.

Date of Application: October 26, 1989 Date Reissued:

Date of Issuance: February 14, 1990 Date Amended:

FEDERAL By Direction of the Administrator Manager, Aircret Modification Branch CHINIST RATO Seattle Aircraft Certification Office (Title)

47.

## Every issue (1)

- February 14, 1990: Issued, Current. [certificate](https://openairdocs.org/files/sha256/f7/56/f7568baed77f1bc6467bcfd34fec23170a2054347d9bbab4787fb5236643f83f)

---
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.