STC SA2-931

Supplemental type certificate · Honeywell International Inc

Holder
Honeywell International Inc · United States
Status
Current · Reissued
Status date
March 19, 2020
Applied
September 29, 1960
Product
Aircraft · Large Airplane
Certification basis
Part 21
Data sheet
TCDS1A17

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

What it approves

Installation of Sperry SP-40 Gyropilot.

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 States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Page 1 of 3 FAA Form 8110-2 (5/14)

Number: SA2-931 This certificate issued to: Honeywell International Inc.

21111N 19th Ave Phoenix, Arizona 85027 Part 4b of the Civil Air Regulations.

Original Product – Type Certificate Number: Make: Grumman Model:

1A17 G-159

Installation of Sperry SP-40 Gyropilot according to Associated Radio Company Index Drawing No. 9754A01, Revision “1”, dated January 23, 1962; or Sperry SP-40CAutomatic Pilot according to Drawing No. 9754A01, Revision “3”, dated February 7, 1969.

See Continuation Sheet, Page 3 of this STC.

Date of Application: September 29, 1960

Date of Issuance: December 7, 1960 March 7, 1986, April 8, 1987, January 15, 2009, Date Reissued: March 19, 2020 Date Amended: February 23, 1962, April 11, 1962, September 16, 1963, December 20, 1968

Signature

Title Richard B. Sleigh ODA Administrator, ODA-602216-NM

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Page 2 of 3 FAA Form 8110-2 (5/14)

To (Name and address of transferee)

From (Name and address of grantor)

FAA Form 8110-2 (5/14) Page 3 of 3

(Continuation Sheet) Number: SA2-931

(I) December 7, 1960 (R) March 7, 1986 (A) February 23, 1962 (R) April 8, 1987 (A) April 11, 1962 (A) September 16, 1963 (A) December 20, 1968

Limitation and Condition:

1. FAA Approved Associated Radio Service Co. Airplane Flight Manual Supplement dated December 7, 1960, for Sperry SP-40 Gyropilot; or dated December 19, 1968, for Sperry SP-40CAutomatic Pilot required.

2. When Using Flight Controller P/N 1781216-14and Flight Controller Computer P/N 1781218-14; or 1781218-432according to Sperry Phoenix Co. Drawing 12612299, or when doppler equipment isused per Sperry Drawing 126112479, Sperry Phoenix Co.

FAA Approved Airplane Flight Manual Supplement No. II, dated April 11, 1962, required.

3. When using Flight Controller P/N 1781216-40with Flight Control Computer P/N 1781218-40according to Sperry Phoenix Drawing 12612584or when using Flight Controller 1781216-43with Flight Control Computer P/N 1781218-43according to Sperry Phoenix Drawing 12612564, Sperry Phoenix Company FAA approved Airplane Flight Manual Supplement, dated September 16, 1963, required.

If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

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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 · 1

MakeModelData sheet
Gulfstream Aerospace CorporationG-1591A17

Every issue · 2

DRS keeps each issue of an STC as its own record, with its own certificate and attachments.

DateStatusFiles
March 19, 2020Reissued, currentCertificate
January 15, 2009Reissued, earlier issueCertificate