# STC SA4217NM-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: GKN Aerospace Transparency Systems Inc., United States
- Description: Engine air-intake duct modification.
- Applied: April 14, 1993
- Status date: September 1, 2009
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A52EU](https://openairdocs.org/tcds/A52EU)
- Certificate PDF: https://openairdocs.org/files/sha256/8e/83/8e8346f08ada11ac4f01c5cd482a46ebe6c05c1c85a38cbd73cffaf55181c2d6
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B7BD84525C88D3D18625768D00485B63.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4217NM-D

## ADs that name it (0)

None.

## Approved models (2)

- Saab Aircraft AB 340A (SAAB-SF340A) ([TCDS A52EU](https://openairdocs.org/tcds/A52EU))
- Saab Aircraft AB SAAB 340B ([TCDS A52EU](https://openairdocs.org/tcds/A52EU))

## 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.

Part 25 of the Federal Aviation Regulations.

Description of Type Design Change: Engine Air Intake Duct modification in accordance with Elsinore, L.P., documentation:

Master Drawing List R44-1 Rev. B Dated 05/03/96 Index List R44-2 Rev. B Dated 05/03/96 or later FAA approved revisions.

Limitations and Conditions: 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.

GKN Aerospace Transparency Systems, Inc.

12122 Western Ave.

Garden Grove, CA 92841 A52EU Make: SAAB Aircraft AB Model: SAAB SF340A, SAAB 340B

Date of application: April 14, 1993

Date of issuance: May 15, 1993

Date reissued: 4/12/95; 2/12/96; 4/12/98; 11/16/98;

12/24/03; 9/1/09

Date amended: 5/17/93; 6/28/93; 2/12/96; 5/3/96

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

(Title)

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

## Every issue (1)

- September 1, 2009: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/8e/83/8e8346f08ada11ac4f01c5cd482a46ebe6c05c1c85a38cbd73cffaf55181c2d6)

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