STC SA5397SW-D

Supplemental type certificate · S-TEC Corporation

Holder
S-TEC Corporation · United States
Status
Current · Issued
Status date
June 11, 1985
Applied
May 23, 1985
Product
Aircraft · Single-Engine
Certification basis
Part 21
Data sheet
TCDS3A21

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 6, 2025.

What it approves

Installation of S-TEC yaw damper system, Model ST-309.

What the certificate says

From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.

United £tatu of aarrico Bepartmcnt of Transportation —federal atriation administration Supplemental i:gpe Certificate lyuvrrwer- SA5397SW-D S-TEC Corporation Rt. 4, Bldg, 946 Welters Industrial Complex Mineral Wells, TX 76067 no* *< -J d &i* ClVl I Air . .feai (*r<ai no/ ^^catic/ —— •I/ CESSNA 210D, 210E, 210F AND T210F ^£-^eAcr<Si&f>n: jx-l/.y/i* —£ -e&ta n 'flsui'n&t' :

Installation of S-TEC Yaw Damper System, Model ST-309, according to Bulletin No.

409, dated 5-21-85 and Raster Drawing List No. 92325, dated 5-21-85 and/or later FAA Approved revisions of the above data (14 Volt System).

1. FAA Approved Supplemental Flight Manual, P/N 89606, dated 6-11-85 is required for Cessna Models 210D, 210E, 210F and T210F 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, SXcvmvruA.

5-23-85 6-11-85 *^wdi**4i£u>n/*ti&^<ne'S!2drriin4&&a&>v- (Signature) Harold W, Holdeman DAS Staff Coordinator, DAS 5 SW (Till*) ~

TAu certificate may be tratuftmJ in actorJona with FAR 21.47.

I1KV-J (1 o-»i)

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

Signature of grantor (In ink):

US. GOVERNMENT PRINTING OFFICE : 1966 OF — 205-579

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 · 4

MakeModelData sheet
Textron Aviation Inc.210D3A21
Textron Aviation Inc.210E3A21
Textron Aviation Inc.210F3A21
Textron Aviation Inc.T210F3A21