# STC SA2724NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Cub Crafters Inc, United States
- Description: Installation of actuating mechanism for drooping ailerons in accordance with Top Assembly Drawing Breakdown List, Drawing Number 840006, dated January 24, 1986, or later Federal Aviation Administration (FAA) approved revision.
- Applied: March 12, 1983
- Status date: January 26, 2012
- Product: Aircraft, Single-Engine
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS 1A2](https://openairdocs.org/tcds/1A2)
- Certificate PDF: https://openairdocs.org/files/sha256/d6/cb/d6cbe6b4707e0e7c72018dbd4107814e0bc7e1cbf9cc3154e1e5f71eedae0777
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/07B862965C6CBB2D862579A6006D6A0F.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2724NM

## ADs that name it (0)

None.

## Approved models (2)

- Piper Aircraft Inc. PA-18-135 ([TCDS 1A2](https://openairdocs.org/tcds/1A2))
- Piper Aircraft Inc. PA-18-150 ([TCDS 1A2](https://openairdocs.org/tcds/1A2))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

Number SA2724NM

This certificate, issued to Cub Crafters, Inc.

1918 South 16th Avenue Yakima, WA 98903-1212

Part 3 of the Civil Air Regulations.

Original ProductType Certificate Number: 1A2 Make: Piper Model: PA-18-150 and PA-18-135

Description of the Type Design Change: Installation of actuating mechanism for drooping ailerons in accordance with Top Assembly Drawing Breakdown List, Drawing Number 840006, dated January 24, 1986, or later Federal Aviation Administration (FAA) approved revision.

Limitations and Conditions: This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated it is determined that the interrelationship between this change and any other previously approved modifications will introduce no adverse effect upon the airworthiness of that aircraft.

A copy of this certificate and Flight Manual Supplement, dated February 19, 1986, or later FAA-approved revision, must be maintained as part of the permanent records for the modified aircraft.

If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of application: March 12, 1983 Date reissued: March 10, 1987; January 26, 2012 Date of issuance: December 16, 1985 Date amended: March 20, 1986; March 10, 1987

(Signature) Acting Manager, Seattle Aircraft Certification Office (Title)

## Every issue (1)

- January 26, 2012: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/d6/cb/d6cbe6b4707e0e7c72018dbd4107814e0bc7e1cbf9cc3154e1e5f71eedae0777)

---
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.