# STC SA3435NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Gulfstream Aerospace Corporation, United States
- Description: Installation of Cockpit Jumpseat
- Applied: August 22, 1986
- Status date: November 21, 1986
- Product: Aircraft, Large Airplane
- Certification basis: Part 25
- Data sheets: [TCDS A12EA](https://openairdocs.org/tcds/A12EA)
- Certificate PDF: https://openairdocs.org/files/sha256/74/12/741201eaacbaa692c3e31c35b2f24dc78bd037fe29236bb07d433075bc39e2b5
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID131886549120240201165624.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3435NM

## ADs that name it (0)

None.

## Approved models (1)

- Gulfstream Aerospace Corporation G-1159A ([TCDS A12EA](https://openairdocs.org/tcds/A12EA))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA3435NM This certificate issued to: Gulfstream Aerospace Corporation Part 4b* ofthe CIVil Air Regulatina. * (For certification basis see T.C. Data Sheet A12EA.)

Original Product -TypeCertificate Number: AIZEA Gulfstream Model: G-1159A Description of Type Design Change: Installation of a Cockpit Jumpseat in accordance with FAA approved Gulfstream Aerospace Corporation IL11011106, Revision "B" or later FAA approved revision.

Limitations and Conditions: An FAA approved oxygen system must be installed for use by the occupant of this cockpit jumpseat. This installation should not be incorporated in any aircraft unless it is determined that the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the aircraft.

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

(Address of transferee). (Number and street) (City, State, and ZIP code) from (Name of grantor) (Print or type) (Address of grantor) (Number and streel) (City, State, and ZIP code) Extent of Authority (if licensing agreement): .

Date of Transter:.

Signature of grantor (In ink):

## Every issue (1)

- November 21, 1986: Issued, Current. [certificate](https://openairdocs.org/files/sha256/74/12/741201eaacbaa692c3e31c35b2f24dc78bd037fe29236bb07d433075bc39e2b5)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.