# STC SA1270CE-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Rockwell Collins Inc, United States
- Description: Installation of Collins EHSI-74 system (co-pilots).
- Applied: February 7, 1984
- Status date: November 7, 1997
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A5SW](https://openairdocs.org/tcds/A5SW)
- Certificate PDF: https://openairdocs.org/files/sha256/be/d0/bed0ecebdf25413477cb0f555151bb799d315a872eb729090a0eea13b9abbfd0
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/436013E20E7D06C1862581CB0056D198.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1270CE-D

## ADs that name it (0)

None.

## Approved models (1)

- Fairchild Aircraft Corporation SA227-TT ([TCDS A5SW](https://openairdocs.org/tcds/A5SW))

## 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 SAI270CE-D This certificate issued to: Rockwell Collins, Inc.

400 Collins Road NE, MS 164-100 Cedar Rapids, IA 52498 Part 23 of the Federal Aviation

•Regulations.

Original Product Type Certificute Number: ASSW Make: Fairchild Aircraft Corp Model: SA227-AT, SA227-TT, or SA227-TT/300 and SA227-TT with Fairchild ECP430 Description of Type Design Change: Installation of Collins EHSI-74 System(s) in accordance with DAS/FAA Approved, or later approved revision of:

A. Drawing Index 992-1805-001, Revision B, dated September 17, 1984 and/or B. Drawing Index 992-1830-001, Revision -, dated September 18, 1984 C. Flight Manual Supplement Report ACC-84-05, dated September 18, 1984 (must be inserted in the Airplane Flight Manual).

Limitations and Conditions: See Continuation Sheet, page 2 of this STC.

Date of Application: February 7, 1984 Date Reissued: November 7, 1997 Date of Issuance: February 27, 1984 Date Amended: September 18, 1984 By Direction of the Administrator Val R. Noonto (Signature) Dale R. Koonts TOMINISTRATIO Manager, DAS-3CE (Title)

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number SAI270CE-D Limitations and Conditions:

This approval should not be extended to other specific airplanes of this model on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that airplane.

Pilot EHSI-74 System Interface to FCS-80 Flight Control System is optional. Refer to the applicable FCS-80 Flight Control System STC if required:

Model STC SA227-AT (Merlin IVC) SA1686CE SA227-TT (Merlin IIIC) SA1676CE 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.

FAA FORM 8110-2-1 (10-69) PAGE 2 of 2 PAGES

## Every issue (1)

- November 7, 1997: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/be/d0/bed0ecebdf25413477cb0f555151bb799d315a872eb729090a0eea13b9abbfd0)

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