N3721S - Byington Shain S-7S Aircraft Registration

BYINGTON SHAIN S-7S

Aircraft Description

N3721S is a Byington Shain S-7S, a single-engine four-cycle piston aircraft registered to Silvan Wayne C in Big Sandy, MT. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on April 24, 2007. The registration certificate was issued on June 6, 2019. The registration is set to expire on June 30, 2029. Powered by a Rotax 912S engine producing 100 horsepower, N3721S is. The aircraft's Mode S transponder code is A43DC5 (hex), used for ADS-B identification and flight tracking. The FAA registry record for N3721S was last updated on August 11, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Byington Shain is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 2 Byington Shain aircraft currently registered in the FAA database, including the S-7S model.

AviatorDB has found no NTSB accident or incident reports involving N3721S. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
Manufacturer
BYINGTON SHAIN
Model
S-7S
Type Aircraft
Fixed Wing Single Engine
Weight Class
Up to 12,500 lbs
Airworthiness Date
April 24, 2007
Classification
Experimental 8 Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
June 6, 2019

Registered Owner

Name
SILVAN WAYNE C
Address
PO BOX 428
City
BIG SANDY
State / Zip Code
Montana59520-0428
Country
United States

Powerplant & Avionics

Engine Type
4-cycle
Number of Engines
1
Engine Manufacturer
ROTAX
Engine Model
912S
Horsepower
100 HP
Mode S Code (Oct)
51036705
Mode S Code (Hex)
A43DC5

Additional Details

Registration
N3721S
Serial Number
0995156
Number of Engines
1
Number of Seats
2
Expiration Date
June 30, 2029
Last Action Date
August 11, 2023
Last Update Date
August 11, 2023
Unique ID
00305309

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-04-01 01:32:20 UTC