STC SA7194SW-D

Supplemental type certificate · S-TEC Corporation

Holder
S-TEC Corporation · United States
Status
Current · Issued
Status date
April 14, 1989
Applied
March 15, 1989
Product
Aircraft · Small Multi-Engine
Certification basis
Part 21
Data sheet
TCDS3A10

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 5, 2025.

What it approves

Installation of S-TEC System 60 Two Axis Automatic Flight Guidance System, Model ST-323 with Optional Automatic Electric Trim.

What the certificate saysOCR

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: SA71945W-D This certificate issued to: S-TEC Corporation Rt. 4, Bldg. 946 Wolters Industrial Complex Mineral Wells, Texas 76067 Part 3 of the CiVil Air Regulations.

Original Product -TypeGertificate Number: 3A10 Make: Cessna Model: 310, 310A and 310B Description of Type Design Change:

Installation of S-TEC System 60 Two Axis Automatic Flight Guidance System, Model ST-323, with Optional Automatic Electric Trim according to Bulletin No. 423, dated 3-10-89 and Master Drawing List No. 92490, dated 3-10-89 with Optional

- light Director/Steering Horizon System and/or later FAA Approved revisions of the above data (28 Volt System).

1. FAA Approved Supplemental Flight Manual, P/N 89819, dated 4-14-89 is required and/or later FAA Approved revisions of the above supplement.

2. Compatability of this modification with other previously approved modifications must be determined by the installer.

4-14-89 Date Amended:

FEDERAL AVIATION By Direction of the Administrator Zerold It Wildema (Signature ) PHINISTRATO Harold w. Holdeman DAS Staff Coordinator, DAS 5 SW (Title)

47.

FAA FOR 8110-2 (10-68)

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and ZIP code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street) (City, State, and ZIP code) Exent of Authority (if licensing agreement) :

Signature of grantor (In ink) :

ADs that name this STC · 0

An AD can apply because an STC is installed, or mention one in its text.

No AD in this release names this STC

Approved models · 3

MakeModelData sheet
The Cessna Aircraft Company3103A10
The Cessna Aircraft Company310A (USAF U-3A)3A10
The Cessna Aircraft Company310B3A10