# STC SA2-865

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Signature Flight Support Corporation, United States
- Description: Installation of propeller spinner.
- Applied: September 3, 1959
- Status date: August 31, 2000
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A-723](https://openairdocs.org/tcds/A-723)
- Certificate PDF: https://openairdocs.org/files/sha256/fb/1a/fb1a7b143f3fd74cbe85279d9858403a72edfa3dfc841bd72ae573281fa2982f
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8A7CB69412B0487385256CC10083D4EC.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2-865

## ADs that name it (0)

None.

## Approved models (1)

- Lockheed Martin Aeronautics Company 18 ([TCDS A-723](https://openairdocs.org/tcds/A-723))

## 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 S72-865 This certificate issued to: Signature Flight Support Corporation, a Delaware Corporation 7511 Lemmon Avenue, Hangar C Dallas, TX 75209 Certifies that the change in the type design for the following product with the limitations and conditions therofor as specified hereon meets the airoorthiness requirement's of Part SRA07 of the Civi1 Air Poegulations.

Original Product Type Certificate Number: 723 Make: Lockheed Model: 18 Description of Type Design Change:

Installation of propeller spinner on Lockheed Model 18 aircraft equipped with propeller hub 23E50 in accordance with Howard Aero, Inc. Drawing List No.

SD603000-3A dated 2/9/62, or later FAA approved revision.

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

Date of Application: September 03, 1959 Date Reissued: 7/10/92; 12/21/98; 8/31/00 Date of Issuance: November 06, 1959 Date Amended: May 26, 1982 Rev. 9 FEDERAL AVIATION By Direction of the Administrator SPLA for S. Frances Cox (Signature) TOMINISTRATO Manager, Special Certification Office, Southwest Region (Title)

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transfere) (Address of transferce) - (Number and street) (City, State, and ZIP code) from (Name of grantor) (Print or type) - (Address of grantor) (Number and street) (City, State, and ZIP code) Extent of Authority (if licensing agreement): - Date of Transfer:

Signature of grantor (In ink):

**FAA AC 69-5536**

## Every issue (1)

- August 31, 2000: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/fb/1a/fb1a7b143f3fd74cbe85279d9858403a72edfa3dfc841bd72ae573281fa2982f)

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