# N70741: Let BLANIK L-13

- Status: Valid registration
- Airframe: [Let BLANIK L-13](https://openairdocs.org/model/let-blanik-l-13) (registry code 1360306, 2 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Data sheets: [TCDS G24EU](https://openairdocs.org/tcds/G24EU) (Blanik Aircraft CZ s.r.o.) (OpenAirDocs)
- Serial number: 027341
- Type: Glider
- Engine type: None
- Airworthiness: Standard, glider
- Airworthiness date: August 13, 1993
- Certificate issued: April 17, 2019
- Expires: April 30, 2029
- Mode S code: A9718D
- Registered owner: [Big Sky Jet Inc](https://openairdocs.org/faa-owner/BIG%20SKY%20JET%20INC)
- Location: [Bozeman, MT](https://openairdocs.org/faa-place/MT/Bozeman)
- Owner type: Corporation
- Owner's area on the map: 45.6395° N, 111.1712° W: Placed by OpenAirDocs at the center of ZIP code 59718, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=70741
- Page: https://openairdocs.org/aircraft/N70741

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): 7 in force

### Matched by airframe (Let BLANIK L-13)

- [AD 2016-11-13](https://openairdocs.org/ad/2016-11-13): Flight Controls · BLANIK Blanik L-13 and Blanik L-13 AC. Effective Jul 14, 2016
- [AD 2016-11-10](https://openairdocs.org/ad/2016-11-10): Fuselage · BLANIK Blanik L-13 and Blanik L-13 AC. Effective Jul 8, 2016
- [AD 2010-18-05](https://openairdocs.org/ad/2010-18-05): Wings · BLANIK Blanik L-13. Effective Aug 30, 2010
- [AD 2007-25-01](https://openairdocs.org/ad/2007-25-01): forward and aft control sticks · BLANIK Blanik L-13. Effective Jan 7, 2008
- [AD 78-23-14 R1](https://openairdocs.org/ad/78-23-14-R1): Tow Release System · BLANIK Blanik L-13 and Blanik L-13 AC. Effective Aug 17, 1984
- [AD 80-16-03](https://openairdocs.org/ad/80-16-03): Horizontal Stabilizer · BLANIK Blanik L-13 and Blanik L-13 AC. Effective Aug 11, 1980
- [AD 77-15-05](https://openairdocs.org/ad/77-15-05): Fin Top Ribs · BLANIK Blanik L-13 and Blanik L-13 AC. Effective Aug 4, 1977

### Matched by engine (NONE)

None in force.

### Historical (superseded or no longer in force)

- [AD 2010-14-15](https://openairdocs.org/ad/2010-14-15) (historical): Wings · Aircraft Industries a.s. Blanik L-13. Effective Jul 19, 2010
- [AD 2000-20-11](https://openairdocs.org/ad/2000-20-11) (historical): Tail-fuselage Hinge · Aircraft Industries a.s. Blanik L-13. Effective Nov 27, 2000
- [AD 99-19-33](https://openairdocs.org/ad/99-19-33) (historical): Elevator Drive Bellcrank · Aircraft Industries a.s. Blanik L-13. Effective Nov 8, 1999

## Information bulletins (advisory)

None matched.

## NTSB investigations (2)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB SEA02LA140](https://openairdocs.org/ntsb/SEA02LA140), Jul 31, 2002: Blanik L-13 (N70741), Belgrade, MT, substantial damage. Probable cause: The glider pilot's improper in-flight planning decision and his failure to attain the proper touchdown point. Contributing to the accident were the inadvertent activation of the speed brakes, the…
- [NTSB SEA99LA087](https://openairdocs.org/ntsb/SEA99LA087), Jun 17, 1999: Let L-13 (N70741), Belgrade, MT, substantial damage. Probable cause: The pilot in command's failure to maintain clearance from a parked airplane during his attempt to avoid a person on the runway.

## FAA accident and incident reports (2)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20020731018669A](https://openairdocs.org/incident/20020731018669A), Jul 31, 2002: Let L13BLANIK (N70741), Bozeman, MT, Substantial damage. (-23) Pilot states he requested sod to free active runway 30 and land into the wind. He planned to land short and was forced even shorter when he removed his…
- [Accident 19990617007149A](https://openairdocs.org/incident/19990617007149A), Jun 17, 1999: N70741, Bozeman, MT, Substantial damage. Flight instructor stated that he took the controls from the student when an abrupt turn during the landing roll was necessary to avoid striking ground…

## Reports on N70741 not matched to an aircraft (1)

They name N70741, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 19860910050499I](https://openairdocs.org/incident/19860910050499I), Sep 10, 1986: Piper J3 (N70741), Salt Lake City, UT, Minor damage. Student bounced aircraft. CFI tried to correct but overcontrolled causing a propeller strike.

## 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) (4)

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 (Let BLANIK L-13)

- [STC SG03715NY](https://openairdocs.org/stc/SG03715NY): Iunstallation and maintenance of Oratex 6000 Covering and Coating System. Lanitz-Prena Folien Factory GmbH
- [STC SG04702NY](https://openairdocs.org/stc/SG04702NY): Installation and maintenance of Oratex UL600 Covering and Coating System. Lanitz-Prena Folien Factory GmbH
- [STC SA8075SW](https://openairdocs.org/stc/SA8075SW): Installation of fiberglass covering. (M-62 SERIES PT-19) (G-73 SCHWEIZER). Razorback Fabrics Inc
- [STC SA1351WE](https://openairdocs.org/stc/SA1351WE): Replace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12). Ceconite Inc

## Earlier aircraft with N70741

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N70741 before.

- [Cancelled 1988-07-29](https://openairdocs.org/deregistered/N70741-1988-07-29): Cessna 152, S/N 15282596. N-number assigned, not yet registered

## Related

- Other Let BLANIK L-13 aircraft: https://openairdocs.org/model/let-blanik-l-13/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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