# N520TW: 2021 Balony Kubicek Spol Sro BB45Z

- Status: Valid registration
- Airframe: [Balony Kubicek Spol Sro BB45Z](https://openairdocs.org/model/balony-kubicek-spol-sro-bb45z) (registry code 137050A, 1 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Data sheets: [TCDS B04CE](https://openairdocs.org/tcds/B04CE) (Kubíček Factory s.r.o) (OpenAirDocs)
- Serial number: 1779
- Year built: 2021
- Type: Balloon
- Engine type: None
- Airworthiness: Standard, balloon
- Airworthiness date: June 9, 2021
- Certificate issued: June 1, 2021
- Expires: June 30, 2028
- Mode S code: A68AAC
- Registered owner: [Amazing Adventures Inc](https://openairdocs.org/faa-owner/AMAZING%20ADVENTURES%20INC)
- Location: [Temecula, CA](https://openairdocs.org/faa-place/CA/Temecula)
- Owner type: Corporation
- Owner's area on the map: 33.4936° N, 117.1484° W: Placed by OpenAirDocs: center of Temecula, CA, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=520TW
- Page: https://openairdocs.org/aircraft/N520TW

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): 1 in force

### Matched by airframe (Balony Kubicek Spol Sro BB45Z)

- [AD 2013-03-10](https://openairdocs.org/ad/2013-03-10): Hardware · Aeronaut Instruction Research Skysailor 105, Skysailor 90, 110C and 439 more. Effective Mar 19, 2013

### Matched by engine (NONE)

None in force.

## Information bulletins (advisory) (1 in force)

- [SAIB CE-11-44](https://openairdocs.org/saib/CE-11-44): Fuel: Cylinder Strap Installation. Issued Jul 13, 2011

## NTSB investigations

None matched to N520TW.

## FAA accident and incident reports

None matched to N520TW.

## 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) (2)

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 (Balony Kubicek Spol Sro BB45Z)

- [STC SB04407AT](https://openairdocs.org/stc/SB04407AT): Installation of the DBI-III Omega. Balloonacy, Ltd. LLC
- [STC SB03123CH](https://openairdocs.org/stc/SB03123CH): ONE-ONLY STC, S/N 924: Replace the Balony Kubicek Basket/Burner system. Debbie Harding

## Earlier aircraft with N520TW

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N520TW before.

- [Cancelled 2013-04-01](https://openairdocs.org/deregistered/N520TW-2013-04-01): Aero Commander 520, S/N 520-58, built 1953. Registration expired, pending cancellation. Owner: [Confederated Enterprises Inc](https://openairdocs.org/faa-owner/CONFEDERATED%20ENTERPRISES%20INC), [Daytona Bch, FL](https://openairdocs.org/faa-place/FL/Daytona%20Bch)

## Related

- Other Balony Kubicek Spol Sro BB45Z aircraft: https://openairdocs.org/model/balony-kubicek-spol-sro-bb45z/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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