Fenstron antitorque rotor

Fenstron antitorque rotor

Fenestron anti-torque rotor.

A shrouded rotor to protect the tail and personnel around the helicopter from foreign-object damage. A Fenstron tail rotor has no flapping ability but does have feathering capability. See also Foreign-object damage.

An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved