# STC SA4268SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Schafer Aircraft Modifications Inc.
- Description: Installation of Pratt & Whitney PT6A-135 engines according to Drawing List 50,000L dated 12/11/79, revised 1/23/81, or later FAA approved revision.
- Status date: May 23, 2001
- Data sheets: A8EA
- Certificate PDF: https://openairdocs.org/files/sha256/a7/cc/a7cc96f40cec6d6435c764cd26fa37ead69022bf0ffa0044d5963c39da2ba8a2
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/6F38CC818D749B9B8625792C005CA12C.0001
- Page: https://openairdocs.org/stc/SA4268SW

## ADs that name it

None.

## Approved models (1)

- Piper Aircraft Inc. PA-31P (TCDS A8EA)

## 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.

FAA Form 8110-2(10-68) Page 1 of 2 Number SA4268SW Reissued on September 23, 2011, to supersede the original STC which has been lost or misplaced.

This Certificate issued to

Part 3 of the Civil Air Regulations.

Description of Type Design Change: Installation of Pratt & Whitney PT6A-135 engines according to Drawing List 50,000L dated 12/11/79, revised 1/23/81, or later FAA approved revision.

Limitations and Conditions: FAA Approved Airplane Flight Manual dated May 18, 1981, is required. The installer must determine whether this design change is compatible with previously approved modifications. 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.

Schafer Aircraft Modifications, Inc.

501 Nutt Dr.

Valley Mills, TX 76689 A8EA Make : Piper Model : PA-31P Date of application : December 20, 1978

Date of issuance : May 18, 1981

Date reissued : September 23, 2011; May 21, 2002;

May 23, 2001 Date amended :

( Signature) S. Frances Cox Manager, Special Certification Office Southwest Region

( Title)

FAA Form 8110-2-1(10-69) Page 2 of 2

## Every issue (2)

- May 23, 2001: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/a7/cc/a7cc96f40cec6d6435c764cd26fa37ead69022bf0ffa0044d5963c39da2ba8a2)
- May 18, 1981: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/a7/cc/a7cc96f40cec6d6435c764cd26fa37ead69022bf0ffa0044d5963c39da2ba8a2)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.