# STC SA4270SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Johnson Aviation Products
- Description: Mount collision avoidance lights in engine nacelle.
- Status date: February 2, 2022
- Data sheets: A7CE, A7CE, A7CE, A7CE, A7CE
- Certificate PDF: https://openairdocs.org/files/sha256/7b/9a/7b9a3b70073c84bd14dd3ae2b599cdf5c02f0cc5a903956e51714c58cbd8b035
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID111068254220250728142445.0001
- Page: https://openairdocs.org/stc/SA4270SW

## ADs that name it

None.

## Approved models (5)

- Cessna Aircraft Company 411A (TCDS A7CE)
- Cessna Aircraft Company 421 (TCDS A7CE)
- Cessna Aircraft Company 421A (TCDS A7CE)
- Cessna Aircraft Company 421B (TCDS A7CE)
- Cessna Aircraft Company 421C (TCDS A7CE)

## 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.

SA4270SW Johnson Aviation Products 4345 Las Lunas Ct.

Castle Rock, CO 80104 Part 3 the Civil Air Regulations A7CE Cessna 411A, 421, 421A, 421B, 421C Mount collision avoidance lights in engine nacelle according to Drawing List dated 9/16/80, Sheets 1 through 14 with Sheet 11 dated 1/22/81 and Sheet 12 dated 1/23/81, or later FAA approved revision.

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

September 12, 1980 February 2, 2022 February 19, 1981 S. Frances Cox Acting Manager, Fort Worth ACO Branch, Compliance & Airworthiness Division Aircraft Certification Service 2

SA4270SW 2

## Every issue (2)

- February 2, 2022: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/7b/9a/7b9a3b70073c84bd14dd3ae2b599cdf5c02f0cc5a903956e51714c58cbd8b035)
- February 19, 1981: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/e5/49/e549b017a296f51bca0e4b973ac321ec8e37fcc9dead5cdb40cc804875eb2ded)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.