# N508KB: 2026 Kubicek Factory S R O BB20XR

- Status: Valid registration
- Airframe: [Kubicek Factory S R O BB20XR](https://openairdocs.org/model/kubicek-factory-s-r-o-bb20xr) (registry code 1380450, 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: 2651
- Year built: 2026
- Type: Balloon
- Engine type: None
- Airworthiness: Standard, balloon
- Airworthiness date: June 15, 2026
- Certificate issued: May 7, 2026
- Expires: May 31, 2033
- Mode S code: A6588B
- Registered owner: [Wind Surfer Ballooning LLC](https://openairdocs.org/faa-owner/WIND%20SURFER%20BALLOONING%20LLC)
- Location: [Carlisle, IA](https://openairdocs.org/faa-place/IA/Carlisle)
- Owner type: LLC
- Owner's area on the map: 41.4751° N, 93.4673° W: Placed by OpenAirDocs at the center of ZIP code 50047, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=508KB
- Page: https://openairdocs.org/aircraft/N508KB

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 (Kubicek Factory S R O BB20XR)

- [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 N508KB.

## FAA accident and incident reports

None matched to N508KB.

## 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) (6)

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 (Kubicek Factory S R O BB20XR)

- [STC SB04407AT](https://openairdocs.org/stc/SB04407AT): Installation of the DBI-III Omega. Balloonacy, Ltd. LLC
- [STC SB03144CH](https://openairdocs.org/stc/SB03144CH): ONE-ONLY STC, S/N 930: Replace the Balony Kubicek Basket/Burner system and fuel tanks with the FireFly (Balloon Works) Basket Model 4.9A1, S/N 546-5; the FireFly (Balloon Works) Burner Model T3-017, S/N 744; and FireFly (Balloon Works) fuel tanks, P/N 3035, S/Ns 158410, 15354, and 15400, and/or FireFly (Balloon Works) fuel tanks, P/N 3229, S/N 158051. Brad Craig
- [STC SB03097CH](https://openairdocs.org/stc/SB03097CH): Replace the Balony Kubicek Basket/Burner system and fuel tanks with the FireFly (Balloon Works) Basket Model 4.9A1, S/N 546-5; the FireFly (Balloon Works) Burner Model F1, S/N 905; and FireFly (Balloon Works) fuel tanks, P/N 3035, S/Ns 158410, 15354, and 15400, and/or FireFly (Balloon Works) fuel tanks, P/N 3229, S/N 158051. Brad Craig
- [STC SB03070CH](https://openairdocs.org/stc/SB03070CH): Replace the existing fuel tanks with Aerostar International Model V-18, S/Ns 95076, 95039, 99175, and 99177. The Aerostar International fuel tanks are to be installed in accordance with the FAA Approved Balloon Flight Manual Supplement data February 8, 2012. Michael Bauwens
- [STC SB03032CH](https://openairdocs.org/stc/SB03032CH): Replace Balony Kubicek Basket/Burner system and fuel tanks with the Aerostar International Basket Model RWSW AFX, S/N 102; the Aerostar International Burner Model HP III Dual, S/N 3869; Aerostar International Model V-18 Fuel Tank, S/N 95076 and 95039. The Aerostar International Basket/Burner is installed via the standard Balony Kubicek carabiner (snaplink) attachments. Michael Bauwens
- [STC SB03031CH](https://openairdocs.org/stc/SB03031CH): Replace Balony Kubicek Basket/Burner system and fuel tanks with the Aerostar International Basket Model RWSW AFX, S/N 128; the Aerostar International Burner Model HP III Dual, S/N 3867; Aerostar International Model V-18 Fuel Tank, S/N 99175 and 99177. The Aerostar International Basket/Burner is installed via the standard Balony Kubicek carabiner (snaplink) attachments. Michael Bauwens

## Related

- Other Kubicek Factory S R O BB20XR aircraft: https://openairdocs.org/model/kubicek-factory-s-r-o-bb20xr/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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