# STC SE3309NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Seaplane Flying Inc, United States
- Description: Installation of Airesearch Model TA04 Turbosupercharger
- Applied: June 5, 1985
- Status date: February 4, 1986
- Product: Engine
- Certification basis: Part 21
- Data sheets: [TCDS E-286](https://openairdocs.org/tcds/E-286)
- Certificate PDF: https://openairdocs.org/files/sha256/35/2f/352f617786356c74cc95d953dc81775e6f72d1e0fc616236754608fc1cf30c9e
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/98EF279F683BE59E86257A14004AB095.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SE3309NM

## ADs that name it (0)

None.

## Approved models (1)

- Lycoming Engines O-360-A4K ([TCDS E-286](https://openairdocs.org/tcds/E-286))

## 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: SE3309NM This certificate issued to: Seaplane Flying, InC.

Part 13 of the CiVil Air Regulations:

Original Product - Type Certificate Number: E-286 Make: Lycoming Model: 0-360-A4K Description of Type Design Change:

Installation of Airesearch Model TA04 Turbosupercharger on production Lycoming 0-360-A4K engine to maintain 29 INHG maximum manifold pressure during turbosupercharger peration for takeoff and initial climb with two minute limit, and Z/ INAG continuous.

This modification is in accordance with Seaplane Flying, Inc. "Grumman Tiger Turbo System Installation Instructions."

Data pertaining to this modification are considered inadequate for duplication in aircraft other than Gulfstream Aerospace Model AA-5B, Serial No. AA5B-0298. This approval is limited only to Lycoming Model 0-360-A4K engine. A copy of this Certificate and Flight Manual Supplement shall be maintained as part of the permanent records for the modified aircraft.

**FAA FOR B110-2 (10-68)**

## Every issue (1)

- February 4, 1986: Issued, Current. [certificate](https://openairdocs.org/files/sha256/35/2f/352f617786356c74cc95d953dc81775e6f72d1e0fc616236754608fc1cf30c9e)

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