# STC SA902NW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: George H Felt, United States
- Description: Installation of a Continental IO-470-C engine with model J35 engine mounting structure, Beech model 278-100-7 propeller hub with model 278-214-82 blades, and associated accessories
- Applied: November 2, 1979
- Status date: March 10, 1980
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A-777](https://openairdocs.org/tcds/A-777)
- Certificate PDF: https://openairdocs.org/files/sha256/5e/8e/5e8e44b0d0942136cb7c4465e68e1efea15f9e9462d1d118126bae6ad51f6a9f
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A53665E67851AD2186257ABC0069FC84.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA902NW

## ADs that name it (0)

None.

## Approved models (1)

- Hawker Beechcraft Corporation D35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))

## 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: SA9021w This certificate issued to: George H. FEIt Purt 03 of the Civi 1 Air Regulations:, effective November 13, 1945.

Original Product - Type aertificate Number: A-777 Make: Beech Model: D35 Description of Type Design Change: Installation of a Continental 10-470-C engine with model J35 engine mounting structure, Beech model 278-100-7 propeller hub with model 278-214-82 blades, and associated accessories in accordance with George H. Felt Installation Parts Lists and Photographs 1 through 5.

Limitations and Conditions: Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation in Beech D35, Serial Number D-3451 only. A copy of this Certificate and FAA Approved Airplane Flight Manual Supplement shall be maintained as part of the permanent records for the modified aircraft.

Date of Application: November 2, 1979 Date Reissued:

Date of Issuance: March 10, 1980 Date Amended:

FEDERAL AVIATION Charis Citehseder (Signature) * MINISTRATO Chief, Engineering and Manufacturing Branch (Title)

47.

## Every issue (1)

- March 10, 1980: Issued, Current. [certificate](https://openairdocs.org/files/sha256/5e/8e/5e8e44b0d0942136cb7c4465e68e1efea15f9e9462d1d118126bae6ad51f6a9f)

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