STC SA7157SW-D

Supplemental type certificate · S-TEC Corporation

Holder
S-TEC Corporation · United States
Status
Current · Amended
Status date
March 10, 1994
Applied
July 16, 1987
Product
Aircraft · Small Airplane
Certification basis
Part 21
Data sheet
TCDSA7SO

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 65 two axis automatic flight guidance system Model ST-421.

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.

Sota tf 3mia Beparnnmt of Transportation— jpedcral aoiation administration 3upploncntalCerdficate ltatt tsuvmvw SA7157SW-D S-TEC Corporation 946 Pegram Wolters Industrial Park Mineral Wells, Texas 76067 f-^£»^yi» a^ta^f^J£fo^c*liC*vir^yi**><tiu^Mx& jA+Mmt/a/i{>n±^m^ 23 Federal Aviation A7SO PIPER PA-34-200, PA-34-200T, AND PA-34-220T £i^ .. ^. 0^/ t £w • .^^/f **™*iASjs>*m)t. StyS**' -Jj^Mn- C3/to*t<t«' / Installation of S-TEC System 65 Two Axis Automatic Flight Guidance System, Model ST-421, according to Bulletin No. 521, Revision 1, dated 3-04-94 and Master Drawing List No. 92450, Revision A, dated 3-04-94 or later FAA Approved revisions of the above data (14 Volt System).

1. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89751, dated 7-27-87 is required for Piper Models PA-34-200T and PA-34-220T or later FAA Approved revisions of the above supplement, (See Continuation Sheet, Page 2, a part of this STC.)

J^^ SZc/mtTuA 7-16-87 7-27-87 : 3-10-94, Revision 1 Hurt) Willfam J. Thomas DAS Staff Coordinator. DAS 5 SW(Title) fine of not exceeding tl ,000, or imprisonment not exceeding 3 years, or both.

7"Au terlifitale may tt traraferrtd in atnrjancr with FAR 21,17.

Hmrd Stata of aarnn ©epartmcnt of Transportation— jfcderal atJiation administration Supplemental 7tgpt Certificate(Continuation £heet) t/y,U4n&&)t SA7157SW-D, Revision 1 Limitations and Conditions (con't.)

2. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 891052, dated 3-10-94 is required for Piper Model PA-34-200 or later FAA Approved revisions of the above supplement.

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

.•I'n alteration of this certificate is purushablt by tfini of not exceeding 11,000, or imprisonment not exceeding 3 years, or biiih.

f*A POWM •tio.2.1 OO.M) Thil tttttficati may bt trantfarid in ateordanet with FAR ^l.-t?.

INSTRUCTIONS : The transfer endorsement below may be used to notify the appropriate FAA Regional Office of the transfer of this Supplemental Type Certificate.

The FAA will reissue the certificate in the name of the transferre and forward it to him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Qfyme of transferee.)

(StiiCress of transferee.)

(tfymBer andstreet) (City, State, andZlf code.)

from (y^ame of grantor) (Print or type) _ _ (Address of grantor) (y^anfer andstreet) (City, State, crndZlf code) Exent of Authority (if licensing agreement) :

Signature of grantor (In Page 2 of 2

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
Piper Aircraft Inc.PA-34-200A7SO
Piper Aircraft Inc.PA-34-200TA7SO
Piper Aircraft Inc.PA-34-220TA7SO