# STC SA637AL

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Gregory H. Clayton, United States
- Description: Installation of Plexiglass Skylight in fuselage cabin.
- Applied: September 9, 1977
- Status date: February 22, 2008
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-700](https://openairdocs.org/tcds/A-700)
- Certificate PDF: https://openairdocs.org/files/sha256/ac/77/ac77b3a5c387a238ab243013d51fa1df3e62a04e0011be4831e8f5ceb531ff4e
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7B59E6D226C26C1F862573FB0082453A.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA637AL

## ADs that name it (0)

None.

## Approved models (1)

- Taylorcraft Inc. BL-65 ([TCDS A-700](https://openairdocs.org/tcds/A-700))

## 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 issued to Gregory H. Clayton P.O. Box 56102 North Pole, AK 99705

Part 4a of the Civil Air Regulations.

Original Product Type Certificate Number: A-700

Taylorcraft Make:

BL-65 Description of Type Design Change:

Installation of Plexiglass Skylight in fuselage cabin in accordance with Gregory H. Clayton Drawings GC-1, GC-2, GC-3, GC-4 dated June 12, 1978.

Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation made on Taylorcraft airplane Model BL-65, R/N N71913, S/N 2511.

Date of application: September 9, 1977

Date of issuance: June 12, 1978 Date reissued: February 22, 2008

Date amended: February 22, 2008

( Signature) Gregory J. Holt Manager Anchorage Aircraft Certification Office

( Title)

## Every issue (1)

- February 22, 2008: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ac/77/ac77b3a5c387a238ab243013d51fa1df3e62a04e0011be4831e8f5ceb531ff4e)

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