FAA Aircraft Registry · Live Lookup · As of Apr 28, 2026

N404VB — Robinson Helicopter R66

Rendered live from the FAA Aircraft Registry (refreshed weekly). This tail has no NTSB events or airworthiness directives indexed against it — type-level history is on the type page below.

Registration

Registrant

MAMMOTH SIERRA LLC

Registrant Type

LLC

Location

LAGUNA BEACH, CA

Status

Registration Valid

Certificate Issued

Oct 2, 2015

Airworthiness Date

Sep 9, 2015

Registration Expires

Oct 31, 2028

Last Action

Jun 16, 2023

Aircraft

Serial Number

0663

Year Manufactured

2015

Aircraft Type

Rotorcraft

Certification

Standard (+1 flag)

Engine

ROLLS-ROYC 250-C300/A1

Engines / Seats

1 / 5

Weight Class

CLASS 1

Mode S (Hex)

A4BD5A

Type History

Robinson Helicopter R66 type page → — 422 registered · 71 NTSB records · 0 airworthiness directives

Live position via ICAO24 A4BD5A

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