# STC SA4-606

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Vanaero Company, United States
- Description: Air conditioner.
- Applied: September 18, 1958
- Status date: January 1, 1960
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: TCDS L-3-4
- Certificate PDF: https://openairdocs.org/files/sha256/e3/6d/e36d8cbe1b1f440c1dd1ff16a089f1d99337584f12e40b9ab7db42e2be17ddd7
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/40D208C53F8888BE86257356005CFCD0.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4-606

## ADs that name it (0)

None.

## Approved models (2)

- Douglas Aircraft Co. Inc. Army A-26B (TCDS L-3-4)
- Douglas Aircraft Co. Inc. Army A-26C (TCDS L-3-4)

## 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.

This certificate reissued to replace certificate reported lost.

This Certificate issued to MIKE KEITHLEY MAILING ADDRESS c/o MGK AERO INC. P. O. BOX 221957 d/b/a VANAERO COMPANY NEWHALL, CA 91322-1957 25620 RYE CANYON ROAD BLDG. A VALENCIA, CALIFORNIA 91355 Part 9 of the Civil Air Regulations.

Douglas

A-26 Description of Type Design Change : Installation of air conditioner in Douglas A-26 nacelle core per On Mark Engineering Company Drawing List 269075, Change “A”, dated September 19, 1958.

Limitations and Conditions: This approval should not be extended to other specific aircraft of this m odel on which other previously approved m odifications ar e incorporated, unless it is determ ined that the interrelationship between this cha nge and any of those other previ ously approved m odifications will introduce no adverse effect upon the airworthiness of that aircraft. If the holder agrees to perm it another person to use this certificate to alter the product, th e holder shall give the other person written evidence of that permission.

Date of application : September 18, 1958

Date of issuance : September 18, 1958

Date reissued : May 1, 1970; August 6, 2007

( Signature) Manager, Technical & Administrative Support Staff Los Angeles Aircraft Certification Office ( Title)

## Every issue (1)

- January 1, 1960: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/e3/6d/e36d8cbe1b1f440c1dd1ff16a089f1d99337584f12e40b9ab7db42e2be17ddd7)

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