# STC SA5153NM

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Clark Harold M Jr, United States
- Description: Installtion of Walker Engineering Enterprises air/oil separator, model number KW3003
- Applied: March 31, 1991
- Status date: April 19, 1993
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-806](https://openairdocs.org/tcds/A-806)
- Certificate PDF: https://openairdocs.org/files/sha256/43/9e/439e5ddf31661d22db83b984f7dac3a5c0d5e1d6b426a0ba081e6246784aae54
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/40D28DB17CE1096B85256CC20012270B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5153NM

## ADs that name it (0)

None.

## Approved models (1)

- Viking Air Limited DHC-2 Mk.I ([TCDS A-806](https://openairdocs.org/tcds/A-806))

## 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: SA5153NM This certificate issued to: Harold M. Clark Jr.

Purt 10 ofthe Civil Air Regulations.

Original Product - Type Certificato Number: A -806 Make: The DeHavilland Aircraft of Canada, Limited Model: DHC -2 MK I Fortioned Fate Paign handber KM3003, in accordance with Harold M. Clarkes Installation of Walker Engineering Enterprises Modification Instructions STC SA5153NM, Revision #2 of March 15, 1993, or later FAA approved revision.

Limitations and Conditions: Approval of this change applies to the above model aircraft only. This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those or other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this Certificate dated April 19, must be maintained as part of the permanent records for the modified aircraft.

Date of Application: March 31, 1991 Jute wissued:

Date of Issuance: May 23, 1991 Jaleununded: April 19, 1993 FEDERAL AVIATION By Direction of the Administrator Метанні дак ( Signalure) TOMINI STRANDE Manager, Special Certification Branch Seattle Aircraft Certification Office (Title) 47 FAA FoR 8110-2 (10-68)

## Every issue (1)

- April 19, 1993: Amended, Current. [certificate](https://openairdocs.org/files/sha256/43/9e/439e5ddf31661d22db83b984f7dac3a5c0d5e1d6b426a0ba081e6246784aae54)

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