# STC SA3294SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Yaw damper system model YK384.
- Applied: May 19, 1978
- Status date: March 28, 1984
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A20](https://openairdocs.org/tcds/3A20)
- Certificate PDF: https://openairdocs.org/files/sha256/81/2f/812fc9fc7f2aff19dcb685383a175282844082637446437da6006f411af6c678
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/71F348A74A6AD7BC85256CC2000A967B.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3294SW-D

## ADs that name it (0)

None.

## Approved models (5)

- Beechcraft Corporation 65-90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Beechcraft Corporation 65-A90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Beechcraft Corporation B90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Beechcraft Corporation C90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Beechcraft Corporation E90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))

## 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.

Bcpartmcnt of transportation federal 2lbiation Administration Supplemental 'Cgpe Certificate SA3294SW-D Century Flight Systems, Inc.

F.M. 1195 P. 0. Box 610 Mineral Wells, TX 76067 ^^-<^^x2»l<^&/^^&^.^^ « OAA/V Beech 65-90, -A90, B90. C90. E90 Civil Air n<&e' :

Installation of Yaw Damper System Model YK384 according to Bulletin Ho. 506, Rev. 8 dated 1-23-79 and Master Drawing List No. 87A624 Rev. E datedll-23-79 (28 Volt System), or later FAA approved revision.

The following FAA/DAS Approved Airplane Flight Manual Supplements are required:

P/N 68S706 dated 6-15-78 for Models B-90, C-90, S/N LJ 667 and Below;

P/N 68S707 dated 6-15-78 for Models C-90, S/N LJ-668 and after except LJ-670;

P/N 68S708 dated 6-15-78ffor Beech E-90;

P/I 68S831 dated 3-14-79 for Beech 65-90 and 65-A90.

°ther P-viously approved modifications B 1 Q_-JQ3-A»-/o 3— 14— 79 I 3—28—84 Revision 2 Manager, Aircraft Certification Division Southwest Region (TMi)

FAA FO*M 8 11 0-2 ( 1 0-68)

y be used to notify the appropriate FAA Regional Office of the transfer of ihii Supplemental Type Certificate.

The FAA will reissue the certificate in the name of the transferee and forward it 10 him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee), (Address of transferee) _ <C,t>. Slate, •ml ^I from (Name of grantor) (Print or type).

(Address of grantor) __ (Xumkt* tiul Uretlj (City, Suit, Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- March 28, 1984: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/81/2f/812fc9fc7f2aff19dcb685383a175282844082637446437da6006f411af6c678)

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