# STC SA797NW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Sorm Inc, United States
- Description: Modify type design
- Applied: May 21, 1979
- Status date: July 10, 1979
- Product: Aircraft, Small/Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A16EU](https://openairdocs.org/tcds/A16EU)
- Certificate PDF: https://openairdocs.org/files/sha256/1f/73/1f73321b6575a63b6f836440b2eef9fbc88f7d548390c29c9156682ecdb003bd
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/1188A753736AFFCA86257A3E0051ECEA.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA797NW

## ADs that name it (0)

None.

## Approved models (1)

- Dornier Luftfahrt GmbH Do 28 D-1 ([TCDS A16EU](https://openairdocs.org/tcds/A16EU))

## 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: SA797NW This certificate issued to: . SORM, INC.

Purt 23 of the Federal Aviation Fugulatiens.

Original Product - Type Prentificate Aunter: A16EU Make: Dornier GMBH, Federal Republic of Germany Model: Do28D1, S/N 4005 only Description of Type Design Change:

Modify type design by installation of Sorm Bulk Liquid Cargo Tank Assembly installed in accordance with sealed Drawing List No. SI-17000.

**TYPE OF LIQUIDS TO BE CARRIED WERE**

NOT CONSIDERED IN THE EVALUATION Limitatuna andfundina: Data pertaining to this modification are considered inadequate for duplication on other airplanes. This approval is limited to the installation in Dornier Model Do28D1, S/N 4005 only.

Airplane is to be loaded in accordance with Sorm Report SI-17000. A copy of this and balance limitations are stipulated in Sorm Report SI-17000.

Certificate shall be maintained as part of the permanent records for the modified airplane.

Lute s/ applicatun: May 21, 1979 I ute missued:

Date of Issuance: July 10, 1979 Date Amended:

FEDERAL AVIATION (Signatur TAIN STRATOR Chief, Engineering and Manufacturing Branch (Title)

47.

**FAA FORN 8110-2/10-681**

## Every issue (1)

- July 10, 1979: Issued, Current. [certificate](https://openairdocs.org/files/sha256/1f/73/1f73321b6575a63b6f836440b2eef9fbc88f7d548390c29c9156682ecdb003bd)

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