STC SA4697SW

Supplemental type certificate · Howell Instruments, Inc

Holder
Howell Instruments, Inc · United States
Status
Current · Issued
Status date
June 14, 1982
Applied
February 19, 1982
Product
Aircraft · Small Multi-Engine
Certification basis
Part 21
Data sheet
TCDS2A4

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 5, 2025.

What it approves

Installation of Howell autotemp and autotak indicators.

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 Starts or amrrica Bepartmcnt of transportation— federal atoiation Administration Supplemental 'Cgpe Certificate ///" /iSUwrUW «»/£ft,«TSA4697SW Project A5701SW-DSPL- 190 Howell Instruments, Inc.

3479 W. Vickery Blvd.

Fort Worth, Texas 76107 4vJiw*£iuft&JeieAi;ctwf^d^fc>£te>tvtM^ ^i&^fi^^£vw>7V/rn4e&J!fo.a4vwcn*£^^ 3 W^$£<s- ClVll Air *slea4tta£&n&.

Gr*at-n&t t-Jewcuict —— <J<y^w'&eid^t&i&*SutTn0e<i>- : 2A4 : Gulf stream American : 690, 690A, 690B : Installation of Howell Autotemp and Autotak Indicators according to Drawing List 810300 dated 2/19/82, or later FAA approved revision.

FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual dated June 14, 1982, is required.

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

^/^^j^r-t^(M& ^nd Jfa A*jJtfij>r&n^da^&<u>/u*w m,: February 19, 1982 June 14, 1982 / //Y,<^o /r: //*f SAs' "^\ , t /1.£^T^fjJ^7/^^/ -————,.—— ^LTLJU- |^^ ^___^H flLP* ft*»+t* U H "fcai f^Don P. WatSOn ^gnature) Manager, Aircraft Certification Division Southwest Region (Title)

FAA FO«M SI 10-2 (10-68)

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) Irom (Name of grantor) (Print or type) (Address of grantor) (Number and street) (City, State, and <7/> code) 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
Twin Commander Aircraft LLC6902A4
Twin Commander Aircraft LLC690A2A4
Twin Commander Aircraft LLC690B2A4