# N9915: Travel Air 4-D

- Status: Valid registration
- Airframe: [Travel Air 4-D](https://openairdocs.org/model/travel-air-4-d) (registry code 2621010, 3 seats)
- Data sheets: [TCDS ATC 305](https://openairdocs.org/tcds/ATC%20305) (Stearman Aircraft Company) (OpenAirDocs)
- Serial number: 1102
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Certificate issued: September 30, 2023
- Expires: September 30, 2030
- Mode S code: ADD961
- Registered owner: [Hi-Plane LLC](https://openairdocs.org/faa-owner/HI-PLANE%20LLC)
- Location: [Athens, AL](https://openairdocs.org/faa-place/AL/Athens)
- Owner type: LLC
- Owner's area on the map: 34.7738° N, 87.0841° W: Placed by OpenAirDocs at the center of ZIP code 35611, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9915
- Page: https://openairdocs.org/aircraft/N9915

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 (Travel Air 4-D)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N9915.

## FAA accident and incident reports

None matched to N9915.

## 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) (11)

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 (Travel Air 4-D)

- [STC SA04652CH](https://openairdocs.org/stc/SA04652CH): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification. Swift Fuels LLC
- [STC SA01282NY](https://openairdocs.org/stc/SA01282NY): Installation of Airwolf remote mounted engine oil filter kit AFC-K015 on aircraft powered by Pratt & Whitney radial reciprocating engine Series R-985, R-1340 and R-1830. Airwolf Filter Corporation
- [STC SA01734SE](https://openairdocs.org/stc/SA01734SE): Application of Stewart Systems synthetic fabric covering system to aircraft fuselage, wings, tail surfaces, control surfaces and related parts. Andrew D. Humphrey
- [STC SA00680SE](https://openairdocs.org/stc/SA00680SE): Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer. Electronics International
- [STC SA1626NM PAGE 2](https://openairdocs.org/stc/SA1626NM%20PAGE%202): Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series). Electronics International
- [STC SA3062SO](https://openairdocs.org/stc/SA3062SO): Installation of a Pratt and Whitney model R-985-AN1 engine, a Hamilton Std model 2D30 propeller and other minor changes. Al Kimball
- [STC SA2350NM PAGE 2](https://openairdocs.org/stc/SA2350NM%20PAGE%202): Installation of Electronics International Inc digital carburetor/outside air temperature gauges. Electronics International
- [STC SA4302NM](https://openairdocs.org/stc/SA4302NM): Installation of Electronics Int'l digital automatic engine analyzer. Electronics International
- [STC SA3862NM PAGE 2](https://openairdocs.org/stc/SA3862NM%20PAGE%202): Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories. Electronics International
- [STC SA2190NM PAGE 2](https://openairdocs.org/stc/SA2190NM%20PAGE%202): Installation of electronics International Digital Volt/Amp Gauges and Accessories. Electronics International
- [STC SA2350NM](https://openairdocs.org/stc/SA2350NM) (historical): Installation of Electronics International Inc digital carburetor/outside air temperature gauges listed on the attached continuation sheet and the associated accessories. Electronics International

## Earlier aircraft with N9915

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N9915 before.

- [Cancelled 1975-10-14](https://openairdocs.org/deregistered/N9915-1975-10-14): Let BLANIK L-13, S/N 173630. Owner: [Pool Fred W](https://openairdocs.org/faa-owner/POOL%20FRED%20W), [Littleton, CO](https://openairdocs.org/faa-place/CO/Littleton)
- [Cancelled 1930-07-23](https://openairdocs.org/deregistered/N9915-1930-07-23): Travel Air B9-4000, S/N 1101. Owner: [Hoffman K K](https://openairdocs.org/faa-owner/HOFFMAN%20K%20K), [Ft Worth, TX](https://openairdocs.org/faa-place/TX/Ft%20Worth)

## Related

- Other Travel Air 4-D aircraft: https://openairdocs.org/model/travel-air-4-d/aircraft.md

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