# STC SA2674NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: John A Van Bladeren, United States
- Description: Installation of a Lamar Model B-00264-2 over-voltage relay and the replacement of the existing voltage regulator with Lamar regulator Model B-00288-1
- Applied: June 11, 1984
- Status date: November 27, 1984
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 1A15](https://openairdocs.org/tcds/1A15)
- Certificate PDF: https://openairdocs.org/files/sha256/cf/49/cf4908d99a943189b81f7d7140641f7537f2a86abe46430f935815431019233f
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C7B3A97779BC08AA86257A010064394B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2674NM

## ADs that name it (0)

None.

## Approved models (1)

- Piper Aircraft Inc. PA-24 ([TCDS 1A15](https://openairdocs.org/tcds/1A15))

## 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: SA2674NX.

This certificate issued to: JOHN A. VAN BLADEREN Purt 3 of the Civil Air Regulations:

Original Product - Type bertificate Numben: 1A 15 Make. PIPER Model: PA-24 Description of Type Design Change:

Installation of a Lamar Model B-00264-2 over-voltage relay and the replacement of the existing voltage regulator with Lamar regulator Model B-00288-1 in accordance with John A. Van Bladeren schematic dated June 11, 1984, or later FAA approved revision.

Limilalins and bindilions: Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation of a Lamar over-voltage relay and voltage regulator on Piper Model PA-24 airplane, Serial Number 24-848, Registration Number N5770P only. A copy of this Certificate must be carried in the modified airplane at all times.

Date dapplicalim: June 11, 1984 Sute wissued:

Date of Issuance: . November 27, 1984 Date Amended:

FEDERAL AVIATION By Direction of the Administrator JEWSteman (Signature ) VOMINISTRAYO Manager, Seattle Aircraft Certification Office (Title)

47.

## Every issue (1)

- November 27, 1984: Issued, Current. [certificate](https://openairdocs.org/files/sha256/cf/49/cf4908d99a943189b81f7d7140641f7537f2a86abe46430f935815431019233f)

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