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Registered aircraft · FAA record as of September 25, 2026
N66SA

Robinson Helicopter R66

N66SA is a Robinson Helicopter R66, a rotorcraft with turboshaft engines (a helicopter or multicopter), built in 2024. It has 5 seats. It is registered to Sierra Alpha Helicopters LLC, an LLC in Dover, Massachusetts. The registration is valid: it was issued on July 2, 2024 and expires on July 31, 2031. It holds a standard airworthiness certificate for normal, dated June 21, 2024.

Aircraft

Maker
Robinson Helicopter (United States)
FAA spelling: ROBINSON HELICOPTER CO
Model
R66
Serial number
1364
Type
Rotorcraft
Power
Turboshaft, 1 motor · Rolls-Royc 250-C300/A1 · 300 hp
Seats
5
Year built
2024
Transponder code
A8B371 (octal 52131561)

Registration

Status
Valid registration
Certificate issued
July 2, 2024
Expires
July 31, 2031
Last FAA action
July 2, 2024
Airworthiness
Standard · Normal · June 21, 2024
FAA region
New England
FAA record id
01438375

Owner as the FAA publishes it

Name
Sierra Alpha Helicopters LLC
Type
LLC
Address
8 Claybrook Rd
Dover, MA 02030-2110

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.

Earlier use of this number 1

2017-02-28Aleshire T Stewart MONI · Registration expired, pending cancellation

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data