# STC SA4146NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Madras Air Service, United States
- Description: Installation of Madras Air Service Model No. 110 Wing Tips.
- Applied: January 5, 1987
- Status date: April 15, 1988
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A18SO](https://openairdocs.org/tcds/A18SO)
- Certificate PDF: https://openairdocs.org/files/sha256/1b/69/1b6950a8289b385f79827b00c8f6790db85de78e79cfb966f527a5b9c035ad2d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/74BC3F44D336787985256CC2000E39D5.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA4146NM

## ADs that name it (0)

None.

## Approved models (1)

- The New Piper Aircraft Inc. PA-38-112 ([TCDS A18SO](https://openairdocs.org/tcds/A18SO))

## 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 SAA146NM This certificate issued to: Madras Air Service Purt 23 $ the Federal Aviation Kuyulations: Including Amendments through 23-16, effective February 14, 1945.

Original Product -Type-bertificate Number: A18S0 Make: Piper Model: PA-38-112 Description of Type Design Change: Installation of Madras Air Service Model No. 110 Wing Tips in accordance with Madras Air Service Installation Instructions No. 110, dated February 16, 1988 for the Demers "Super Tip" and Drawing No. MAS 110, dated January 23, 1987 and Amended February 11, 1988 or later FAA approved revisions.

Limitations and Conditions: Approval of this change in type design applies to the above models aircraft only. This approval should not be extended to aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this Certificate must be maintained as part of the permanent records for the modified aircraft.

Date of Application: January 5, 1987 Date Reissued:

Date of Issuance: April 15, 1988 Date Amended:

FEDERAL AVIATION By Direction of the Administrator William A skuart (Signature ) TOMIMISTRATOE Manager, Seattle Aircraft Certification Office (Title) 47 FAA FORM 8110-2 (10-68)

## Every issue (1)

- April 15, 1988: Issued, Current. [certificate](https://openairdocs.org/files/sha256/1b/69/1b6950a8289b385f79827b00c8f6790db85de78e79cfb966f527a5b9c035ad2d)

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