# STC SA2-659

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Sierra Industries, Inc, United States
- Description: Installation of emergency brake system.
- Applied: October 2, 1958
- Status date: December 1, 1999
- Product: Aircraft, Large Airplane
- Certification basis: Part 11, Part 21
- Data sheets: [TCDS LTC AL-13](https://openairdocs.org/tcds/LTC%20AL-13)
- Certificate PDF: https://openairdocs.org/files/sha256/9d/e8/9de8a69335bcf0e69fbb3a999ca8da13e6a8d9dc10de4e855e5db462b2b67fe7
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/660B81B0B96F50EC85256CC10083D4C3.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2-659

## ADs that name it (0)

None.

## Approved models (2)

- Air Trading Corporation Navy PV-1 ([TCDS LTC AL-13](https://openairdocs.org/tcds/LTC%20AL-13))
- Air Trading Corporation Navy PV-2 ([TCDS LTC AL-13](https://openairdocs.org/tcds/LTC%20AL-13))

## 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.

pepartmmi rrf 3Irattap0rtattoit - (Certificate SA2-659 Sierra Industries, Inc., a Texas Corporation Garner Field Road Uvalde, TX 78801 S&y4f*^&7tffl& LTC-13 Lockheed Aircraft Corp.

PV-1, PV-2 Civil Ai r Installation of emergency brake system in accordance with Howard Aero, Inc.

Drawing List dated September 30, 1958.

1. CAA Approved Airplane Flight Manual Supplement dated November 1, 1958 to TO 01-55-EC-l and 01-5S-ED-1 required with this modification installed on Lockheed PV-1 and PV-2 aircraft.

2. Howard Aero, Inc. FAA Approved Airplane Flight Manual Supplement dated 1-25-60 required for Lockheed Super Ventura.

.-October 02, 1958 April 07, 1959 December 1, 1999 . May 8, 1967 Revision 4 Michele M. Owsley, Manager Airplane Certification Office, Southwest Region (Tale) Any alteration of thij certlflcttf JJ puniinable by J line of not exceeding SJ.OOO, c.r ImprisonMnt not eiceeding J years, or both.

FBA Forn B11C-Z(10-6B) page 1 of 2 This certificate may be transferred In accordance with FAR 11.47.

1NSTRUC I IONS, "['he Ir.msfrr endorsement beluv. may be used !o notify [he appropriate FAA Regional Office of I he transler cif this Supplemental Tjpe Cer till rale.

I he FA A will reissue ihc imifir.atr in [lie name.- of the transferee and foriviird ii 10 him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) umbt< attt itrfftf (<My, Stair, and £1P t from (Name of grantor) (Print or type) (Address of grantor) (Numbri and ilrttt) (Cify, SlaU. and £IP codt) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

**C FAA AC 89-S536**

## Every issue (1)

- December 1, 1999: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/9d/e8/9de8a69335bcf0e69fbb3a999ca8da13e6a8d9dc10de4e855e5db462b2b67fe7)

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