N3721S — Byington Shain S-7S
Active registrationChecked against FAA & NTSB records · as of Aug 1, 2026
N3721S has no NTSB accident records on file. Registration data compiled from public FAA records as of Aug 1, 2026.
Aircraft record
- Serial number
- 0995156
- Manufacturer
- Byington Shain
- Model
- S-7S
- Category
- Fixed wing single-engine
- Engine
- Rotax 912s
- Registration
- Active
- Registered to
- Silvan Wayne C — Big Sandy, MT
Accident & incident history
No NTSB accident records on file.
Registration timeline
Ownership and registration events for this airframe (the Byington Shain S-7S).
- Jun 6, 2019registered — Silvan Wayne C
Earlier aircraft on this N-number
The tail number N3721S was previously assigned to different aircraft. A registration number can be reused across unrelated airframes over decades — these are not the Byington Shain S-7S above.
- until Feb 25, 20131983 Balloon Works FIREFLY 7 (s/n F7-095)
- until Dec 29, 19801980 Beech 77 (s/n WA-218)
- until Mar 30, 1973Cessna 172E (s/n 17250921)
Frequently asked
- Has N3721S been in an accident?
- No NTSB accident records are on file for N3721S.
- What kind of aircraft is N3721S?
- N3721S is a Byington Shain S-7S (fixed wing single-engine), serial number 0995156.
- Who is N3721S registered to?
- N3721S is registered to Silvan Wayne C of Big Sandy, MT. Registration status: active.
The full N3721S 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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