Page 2-25
Dec/05
DESCRIPTION AND OPERATION
61-00-75
Propeller Owner's Manual
175
Dash Number (or + number)
, diameter reduction (or increase) from basic
design. In this example, the nominal 84 inch diameter has been
reduced 2 inches = 82 inch dia. (with some exceptions)
there may be a letter following the dash number:
R
- specifically rounded tip
Q
- Q-tip, factory 90 degree bent tip
Engineering designation for design characteristics
The first 2 or 3 numbers indicate
initial design
diameter (in inches)
(not necessarily the actual propeller diameter)
Prefix of up to 3 letters:
L
- left hand rotation
X
- double shoulder blade retention; bronze bushing
V
- double shoulder blade retention; bronze bushing and roller bearing
B. Aluminum Blade Model Identification
Hartzell uses a model designation to identify specific blade
assemblies. Example: HC-82VK-1D/
V8433-7
. A slash mark
separates the propeller and blade model designations.
The blade model designation is impression stamped on
the blade butt end (internal) and is either on a decal or ink
stamped on the blade camber side (external).
prop model/
V 84 33 - 2
OBSOLETE PROPELLER MODELS. SEE COVER PAGE
WARNINGS AND SERVICE BULLETIN HC-SB-61-331