STC SA1529SW

Supplemental type certificate · A D Howard Jr

Holder
A D Howard Jr · United States
Status
Current · Issued
Status date
July 25, 1973
Applied
August 23, 1972
Product
Aircraft · Small Airplane
Certification basis
Part 21
Data sheet
TCDS2A4

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

What it approves

Modification of hydraulic system and air conditioning pressurization 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.

United Stares of amtrica ©epartment of Transportation — federal 2toiation administration upplemental t^pe Certificate tyutmV€W SA1529SW A. D. Hovard Jr.

6817 NW 43rd St.

Bethany, Oklahoma 73008 Project A2423SW-S JDL-213 Civil Air

•slea<tta/it>-n&.

2A4 . 680V, 680 W : Hodification of hydraulic system and air conditioning pressurization system per Ali-lAR Engineering Company Drawing Li at MDL61600 Revision E dated 7/25/73.

FM Approved Airplane Flight Manual Supplement dated October 27, 1972, is required for Rock^ell Model 680V and Supplement dated October 27, 1972, for Model 680W.

STC 3A15303W is required with this modification.

August 23, 1972 July 25, 1973 a: -d far (Signature I Glen W. Welsh Chief, Engineering and Manufacturing Branch ~ ... (T'tltJ'

This certificate rnaj> bt tiamferred in accordance with FAR 21,47.

FAAFOIMBI 10-2(10-48)

X^ ji I NS I RljC'I IONS '['he iriinsfi-r endorsement below may he used lo notify ihe appropriate FAA Regional Office of the transfer of this Supplemental Type Certificate.

Thr FAA will reissue ihr certificate m the name of the transferee and forward it to him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transffree ) (Address of transferee) '. •' •• - » umbei and stiett) (Citji.Statt, and QP cuib) from (Name of grantor) (Print or type) (Address of grantor) (Nuirtbtr and ftiftt} ity, Stale, and Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

\ C FAA AC 69-5336

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 · 2

MakeModelData sheet
Twin Commander Aircraft LLC680-V2A4
Twin Commander Aircraft LLC680-W2A4