Sikorsky S-55B
N31611 is a Sikorsky S-55B, a rotorcraft with turboshaft engines (a helicopter or multicopter), built in 1956. It has 12 seats. It is registered to Sierra Aeronautics LLC, an LLC in Franklin, Kentucky. The registration is valid: it was issued on September 21, 2021 and expires on September 30, 2028. It holds a restricted airworthiness certificate for agriculture and pest control; forest; other; aerial surveying; patrolling; aerial advertising, dated June 7, 1973.
Aircraft
- Maker
- Sikorsky
- Model
- S-55B
- Serial number
- 56-4255
- Type
- Rotorcraft
- Power
- Turboshaft, 1 motor · Wright C7BA SERIES · 800 hp
- Seats
- 12
- Year built
- 1956
- Cruising speed
- 71 mph
- Transponder code
- A35FB0 (octal 50657660)
Registration
- Status
- Valid registration
- Certificate issued
- September 21, 2021
- Expires
- September 30, 2028
- Last FAA action
- June 10, 2023
- Airworthiness
- Restricted · Agriculture and pest control; Forest; Other; Aerial surveying; Patrolling; Aerial advertising · June 7, 1973
- FAA region
- Central
- FAA record id
- 00061613
Owner as the FAA publishes it
- Name
- Sierra Aeronautics LLC
- Type
- LLC
- Address
- 40 Sulphur Spring Church Rd
Franklin, KY 42134-8569
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.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data