Propeller Owner's Manual
115N
INTRODUCTION
61-00-15
Page 1-25
Rev. 24 Dec/20
Term
Definition
Gouge
Surface area where material has been
removed
Hazardous Propeller
Effect
The hazardous propeller effects are defined
in Title 14 CFR section 35.15(g)(1)
Horizontal Balance
Balance between the blade tip and the
center of the hub
Impact Damage
Damage that occurs when the propeller
blade or hub assembly strikes, or is struck
by, an object while in flight or on the ground
Inboard
Toward the butt of the blade
Intergranular
Corrosion
Corrosion that attacks along the grain
boundaries of metal alloys
Jog
A term used to describe movement
up/down, left/right, or on/off in short
incremental motions
Laminate
To unite composite material by using a
bonding material, usually with pressure and
heat
Lengthwise
A direction that is generally parallel to the
pitch axis
Loose Material
Material that is no longer fixed or fully
attached
Low Pitch
The lowest blade angle attainable by the
governor for constant speed operation
Major Propeller
Effect
The major propeller effects are defined in
Title 14 CFR section 35.15(g)(2)
