# N8497J: 1953 Grumman HU-16B

- Status: Valid registration
- Airframe: [Grumman HU-16B](https://openairdocs.org/model/grumman-hu-16b) (registry code 3950408, 8 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Data sheets: [TCDS A33SO](https://openairdocs.org/tcds/A33SO) (Amphibian Aerospace Industries Defense, Inc., a Delaware corporation (Delaware file no. 10288788), c/o Dunlap Bennett & Ludwig, PLLC) (OpenAirDocs)
- Serial number: 49-099
- Year built: 1953
- Type: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Restricted, forest
- Airworthiness date: November 22, 1988
- Certificate issued: April 1, 2009
- Expires: January 31, 2030
- Mode S code: ABA49E
- Registered owner: [E-Commerce Education Foundation](https://openairdocs.org/faa-owner/E-COMMERCE%20EDUCATION%20FOUNDATION)
- Location: [Tulsa, OK](https://openairdocs.org/faa-place/OK/Tulsa)
- Owner type: Corporation
- Owner's area on the map: 36.0488° N, 96.0167° W: Placed by OpenAirDocs at the center of ZIP code 74132, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=8497J
- Page: https://openairdocs.org/aircraft/N8497J

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Grumman HU-16B)

None in force.

### Matched by engine (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N8497J.

## FAA accident and incident reports

None matched to N8497J.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs) (3)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Grumman HU-16B)

- [STC SA02511SE](https://openairdocs.org/stc/SA02511SE): Installation of replacement fuel quantity indicator sending unit(s). CiES Inc
- [STC SA39CH](https://openairdocs.org/stc/SA39CH): Installation of an Amphibian Landing Gear Position Advisory System/Laser Gear Advisory System. Wipaire Inc
- [STC ST334CH](https://openairdocs.org/stc/ST334CH): Installation of Superflite 102 fabric. Aviation Products Systems Inc

## Related

- Other Grumman HU-16B aircraft: https://openairdocs.org/model/grumman-hu-16b/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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