# STC SA4-387

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Vanaero Company, United States
- Description: ONE ONLY STC -Installation of Propeller Spinner and after body and modification to carburetor air inlet duct. S/N 28048
- Applied: December 9, 1957
- Status date: August 6, 2007
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS TCS L-3](https://openairdocs.org/tcds/TCS%20L-3)
- Certificate PDF: https://openairdocs.org/files/sha256/4d/c5/4dc5e19d30617b097fefe2e656f7a9e6f4542a3423497bd7f443dc43a7c4ead2
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B1DF651671A79C8A86257356005CFF01.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4-387

## ADs that name it (0)

None.

## Approved models (2)

- P. V. Shields A-26B (Army) ([TCDS TCS L-3](https://openairdocs.org/tcds/TCS%20L-3))
- P. V. Shields A-26C (Army) ([TCDS TCS L-3](https://openairdocs.org/tcds/TCS%20L-3))

## 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, S/N 28048 Description of Type Design Change : Installation of Propeller Spinner a nd after body and modification to carburetor air inlet duct.

Limitations and Conditions: Applies to airplane N500M, Serial Number 28048 only.

Date of application : December 9, 1957

Date of issuance : January 24, 1958

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

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

## Every issue (1)

- August 6, 2007: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/4d/c5/4dc5e19d30617b097fefe2e656f7a9e6f4542a3423497bd7f443dc43a7c4ead2)

---
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.