N421EF — 2013 Alexander Schleicher Gmbh & Co ASK 21
Active registrationChecked against FAA & NTSB records · as of Jul 18, 2026
N421EF has no NTSB accident records on file. Registration data compiled from public FAA records as of Jul 18, 2026.
Aircraft record
- Serial number
- 21905
- Manufacturer
- Alexander Schleicher Gmbh & Co
- Model
- ASK 21
- Year
- 2013
- Category
- Glider
- Engine
- None None
- Registration
- Active
- Registered to
- Soaring Society Of Boulder — Boulder, CO
Accident & incident history
No NTSB accident records on file.
Registration timeline
Ownership and registration events for this airframe (the 2013 Alexander Schleicher Gmbh & Co ASK 21).
- Oct 23, 2014registered — Soaring Society Of Boulder
Frequently asked
- Has N421EF been in an accident?
- No NTSB accident records are on file for N421EF.
- What kind of aircraft is N421EF?
- N421EF is a 2013 Alexander Schleicher Gmbh & Co ASK 21 (glider), serial number 21905.
- Who is N421EF registered to?
- N421EF is registered to Soaring Society Of Boulder of Boulder, CO. Registration status: active.
The full N421EF report
$12 $29 launch pricing
- Full NTSB investigation narratives — the complete text, not just the cause line
- Pre-buy question list generated from this aircraft’s actual records
- Complete registration & deregistration timeline, print-ready
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