# STC SA74GL

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Signature Flight Support Corporation
- Description: Install wing tip recognition lights.
- Status date: October 13, 2000
- Data sheets: 2A4, 2A4
- Certificate PDF: https://openairdocs.org/files/sha256/cc/64/cc6421ac92dc5aec00f2155ed29c4de09a475b367c1c6449e4be801eafb15f76
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/71ABF821DD93EE5C85256CC20056A370.0001
- Page: https://openairdocs.org/stc/SA74GL

## ADs that name it

None.

## Approved models (2)

- Twin Commander Aircraft Corporation 690 (TCDS 2A4)
- Twin Commander Aircraft Corporation 690A (TCDS 2A4)

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

<®f ,Awert«t at f&tttnspatixtian - (Esrtiftcate SA74GL Signature Flight Support Corporation, a Delaware Corporation 7511 Lemmon Avenue, Hangar C Dallas, TX 75209 Civil Air dated 5-15-56.

2A4-23 Gulf stream Aerospace Corp.

690, 690A Installation Wingtip Recognition Lights per Hartzog Drawings No. 69050002 dated January 9, 1975, No. 69050003 dated January 16, 1975, No. 69050004 dated January 17, 1975, No. 69050005 dated January 20, 1975, No. 69050006 dated January 20, 1975, No. 69050007 dated January 21, 1975, No. 609050008 dated January 24, 1975, Installation Instructions dated January 22, 1975, and AFM Supplements dated March 20, 1975.

This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect on the airworthiness of that aircraft.

«z£z«£& &• &j6faB*>eet&te &££z$teAA*e€<£ O&- tt&&^ . January 27, 1975 March 21, 1975 . 3/23/84; 10/13/00 (Signature)^ Cox Man'ager/^Special Certification Office, Southwest Region (Title)

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) ( Numbtr and street) (Cilr, Xtalf, and £1P codr ) from (Name oj grantor) (Print or type) (Address of grantor) (dumber and strefl) ( Citr. Stair, and ^IT rode I Extent of Authority (if licensing agreement): _ Date of Transfer:.

Signature of grantor (In ink):

## Every issue (1)

- October 13, 2000: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/cc/64/cc6421ac92dc5aec00f2155ed29c4de09a475b367c1c6449e4be801eafb15f76)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.