STC SA7811SW-D

Supplemental type certificate · S-TEC Corporation

Holder
S-TEC Corporation · United States
Status
Current · Amended
Status date
July 24, 1996
Applied
February 19, 1992
Product
Aircraft · Small Multi-Engine
Certification basis
Part 21
Data sheet
TCDSA20SO

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

What it approves

Installation of S-TEC System 60 two axis automatic flight guidance system, Model ST-467, with optional autotrim system.

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.

*»«&4*n* Btparrramt of transportanon—jftdrral aoiation administration topplemcntal *Cgpc Certificate SA7811SW-D S-TEC Corporation 946 Pegram Mineral Wells, Texas 76067 ^^& ^ 3 ^^e, Civil Air . A20SO : Piper . PA-31, PA-31-300, and PA-31-325 Installation of S-TEC System 60 Two Axis Automatic Flight Guidance System, Model ST-467, with Optional Autotrim System, according to Bulletin No. 567, Revision 3, dated 7-05-96 and Master Drawing List No. 92556, Revision C, dated 7-05-96 with Optional Flight Director/Steering Horizon or later FAA Approved revisions of the above data (28 Volt System).

1. Also eligible on Models PA-31 and PA-31-300 When Modified Per STC SA970SO (350 H.P. Colemill Conversion).

2. Also eligible on Model PA-31-325 When Modified Per STC SA00048SE (Vortex Generator System).

(See Continuation Sheet, Page 2, a part of this STC.)

f 2-19-92 3-09-92 10-18-95, 7-24-96Revision 2 Wilrfam J. Thomas DAS Staff Coordinator. DAS 5 SW(T,tl*> Any alteration ofthit certificate u punishable by a fine of not exceeding 11,000, or imprisonment not exctedtng 3ytars, or both.

Tkit firtificate may te IrantfernJ in accardana ivi'M FAR 2J.17.

rAA taM (110.] (tO-«l)

ttnitrd gtatat of amtrica Btpartment of Itonsportation— federal Nation administration Supplemental ICgpe Certificate(Continuation £heet) SA7811SW-D, Revision 2 Limitations and Conditions (con't.)

3. FAA/DAS Approved Airplane Flight Manual Supplement, P/N 89962, dated 3-09-92 is required for Piper Models PA-31 and PA-31-300 And The Above Models When Modiifed Per STC SA970SO (350 H.P. Colemill Conversion) or later FAA Approved revisions of the above supplement.

4. FAA/DAS Approved Airplane Flight Manual Supplement, P/N 89962-1, dated 10-18-95 is required for Piper Models PA-31 and PA-31-300 And The Above Models When Modified Per STC SA970SO (350 H.P. Colemill Conversion) or later FAA Approved revisions of the above supplement.

5. FAA/DAS Approved Airplane Flight Manual Supplement, P/N 89962-2, dated 7-24-96 is required for Piper Models PA-31 and PA-31-300 And The Above Models When Modified Per STC SA970SO (350 H.P. Colemill Conversion) or later FAA Approved revisions of the above supplement.

6. FAA/DAS Approved Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 891286, dated 7-24-96 is required for Piper Model PA-31-325 And The Above Model When Modified Per STC SA00048SE (Vortex Generator System) or later FAA Approved revisions of the above supplement.

7. Compatibility of this modification with other previously approved modifications must be determined by the installer.

FAA FORM 8110-z-i (10-69) This ceTlifcatt may be transferred in accordance with FAR 21.47.

PAGE 2 OF 2 PAGES C FAA AC 82 03578

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number .

to (Name of transferee) (Address of transferee) (Number and street) (City, Stale, and ^1P code) from (Name of grantor) (Print or type).

(Address of grantor) r anil street) ( C.i<Y. Slate. and ^tP tode ) Extent 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 New Piper Aircraft Inc.PA-31A20SO
The New Piper Aircraft Inc.PA-31-300A20SO
The New Piper Aircraft Inc.PA-31-325A20SO