Cosmer Gary M S-21 OUTBOUND
N1645 is a Cosmer Gary M S-21 OUTBOUND, a fixed-wing airplane with one motor with a piston engine, built in 2025. It has 2 seats. It is registered to an individual in Oregon City, Oregon. The registration is valid: it was issued on July 9, 2025 and expires on July 31, 2032. It holds an experimental airworthiness certificate for amateur built, dated June 5, 2026.
Where is it now Last seen Saturday at 4:42 pm.
Last seen Saturday at 4:42 pm. Checking whether it is in the air right now…
Aircraft broadcast their own position; volunteer receivers pool what they hear. Owners who have asked the FAA not to be displayed are not shown.
Flight history: where it flew in the last seven days · follow it on the live map
Aircraft
- Maker
- Cosmer Gary M
- Model
- S-21 OUTBOUND
- Serial number
- 10230352
- Type
- Fixed-wing, single engineFAA type of aircraft code 4 (the FAA's broad category for the airframe). Every aircraft with this code · All codes
- Power
- Piston (reciprocating)FAA type of engine code 1 (what powers it, as the FAA classes engines). Every aircraft with this code · All codes, 1 motor · Rotax 915 IS · 135 hp
- Fuel
- 100LL avgas; the engine's maker also approves mogas, UL91, UL94
- Seats
- 2
- Year built
- 2025
- Kit
- RANS DESIGNS INC S-21 OUTBOUND
- Transponder code
- A10391 (octal 50201621)
Registration
- Status
- Valid registrationFAA registration status code V (whether the registration certificate is in force). Every aircraft with this code · All codes
- Certificate issued
- July 9, 2025
- Expires
- July 31, 2032
- Last FAA action
- July 9, 2025
- Airworthiness
- ExperimentalFAA airworthiness class code 4 (the kind of airworthiness certificate it flies under and what it is approved for). Every aircraft with this code · All codes · Amateur builtFAA certificate purpose code 2 (the kind of airworthiness certificate it flies under and what it is approved for). All codes · June 5, 2026
- FAA region
- Northwest MountainFAA region code S (the FAA regional office that handles the record). All codes
- FAA record id
- 01510584
Owner as the FAA publishes it
- Name
- Cosmer Gary M
- Type
- IndividualFAA type of owner code 1 (who holds the registration: a person, a company, a trust or a government body). Every aircraft with this code · All codes
- Address
- 17991 S Lake Vista Dr
Oregon City, OR 97045-7352
Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.
Documents on file 0
No bills of sale, loans or other documents are indexed against this tail number.
Connections how N1645 links to the rest of the register
- Cosmer Gary M 1 aircraft on the register
- Rotax 915 IS 393 aircraft with this engine series · 135 hp
- Oregon City, OR 89 aircraft registered in this town
- Oregon 7,004 aircraft registered
- Where N1645 is now · Last seen Saturday at 4:42 pm.
The whole map of how records connect · these connections as data: /graph/aircraft/N1645.json.
Records check free · 0 to understand · 5 clear
The public federal record on N1645, read the way a buyer, lender or insurer reads it: FAA registration, prior tail numbers keyed on the serial number, reuse of the tail number, recent registry filings, and the NTSB accident record under this and every earlier registration.
Valid registration to Cosmer Gary M, an individual, certificate issued July 9, 2025, expires July 31, 2032. No fractional interest recorded. [1]
Experimental certificate for amateur built, dated June 5, 2026, consistent with the 2025 manufacture year. [1]
No earlier tail number is recorded against serial 10230352 for this model in the deregistered file. [2]
No other airframe has carried N1645 according to the deregistered file. [2]
No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file. [3]
No NTSB investigation records located under N1645. CLEAR means the query ran and returned nothing, not that nothing ever happened. [4]
These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.
AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.
- FAA Releasable Aircraft Database, master file, file of November 10, 2026. registry.faa.gov/
- FAA deregistered aircraft file (part of the same download), file of November 10, 2026. registry.faa.gov/
- FAA document index: registry documents received in recent weeks, file of November 10, 2026. registry.faa.gov/
- NTSB aviation accident database (CAROL), records through October 28, 2026. data.ntsb.gov/carol-main-public/basic-search
This automated check reads the public federal record. Nothing here is a legal opinion, an appraisal or a statement about the aircraft's condition; a CLEAR line is a statement about the searched record, not the aircraft.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, November 10, 2026. See this record on the FAA site · This record as data