# STC ST10943SC

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Duncan Aviation Inc, United States
- Description: Installation of a Norwegian Special Mission (NSM) Flight Inspection System UNIFIS 3000.
- Applied: September 30, 2008
- Status date: June 10, 2009
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A22CE](https://openairdocs.org/tcds/A22CE)
- Certificate PDF: https://openairdocs.org/files/sha256/32/2d/322d82f44ea37da27f1512eab8a24bd681be85cd115dd0d3882678398ab7b2e4
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/24E4FC64F0A52B118625769B0064EB39.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST10943SC

## ADs that name it (0)

None.

## Approved models (1)

- Cessna Aircraft Company 560 ([TCDS A22CE](https://openairdocs.org/tcds/A22CE))

## 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: Installation of a Norwegian Special Mission (NSM) Flight Inspection System UNIFIS 3000, in accordance with Master Drawing list 958-003-MDL_560(V) Revision E dated April 20, 2009 or later FAA approved revision. Airplane Flight Manual Supplement 958-023-AFMS 560(V), Rev. IR dated May 11, 2009, or later FAA approved revision is required. Instructions for Continued Airworthiness 958-025-ICA 560(V) Rev. IR Dated April 07, 2009, or later FAA accepted revision is required.

Limitations and Conditions: This installation is limited to serial numbers 560-0001 through 560-0259. 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.

Duncan Aviation, Inc.

3701 Aviation Road Lincoln, NE 68524 A22CE Make : Cessna Model : 560

Date of application: September 30, 2008

Date of issuance: May 11, 2009

Date reissued: May 13, 2009; June 10, 2009

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

( Title)

FAA Form 8110-2-1(10-69) Page 2 of 3

FAA Form 8110-2-1(10-69) Page 3 of 3

Number ST10943SC Date of Reissuance: June 10, 2009

Certification Basis: The aircraft certification basis is per Type Certification Data Sheet A22CE, Revision 63 dated May 25, 2007, Amendment 25-1 through 25-17 plus the following FAR Part 25 paragraphs and Amendment levels:

Amendment 25-86 dated March 4, 1996, 25.305, 25.321, 25.537; Amendment 25-102 dated November 26, 1999,

25.981; Amendment 25-113 dated April 15, 2004, 25.1431; Amendment 25-123 dated November 08, 2007,

25.869(a)(1), 25.899, 25.1301(a)(1,2,3), 25.1309(b)(c)(d )(e), 25.1310, 25.1353, 25.1357, 25.1360, 25.1362, 25.1365.

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## Every issue (1)

- June 10, 2009: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/32/2d/322d82f44ea37da27f1512eab8a24bd681be85cd115dd0d3882678398ab7b2e4)

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