Part number code
Example for ordering (Straight bore)
20/4-8/35/PPG/3HR/ 5/8 / 3/16 /B
Example for ordering (Flange mounting)
36/12-12/30/PAG/5ZL/2.00/6x0.406/BC3.50/A
Example for ordering (Taper lock bushings)
48/6-6/40/PPG/6WR/P-1 1.625/BS
Impeller diameter
No. of blades
No. of pos. in hub
Blade angle
Blade material
Boss position
A=inlet side, B=discharge side
Key width
Bore
R is for clock-wise rotation
when facing the airstream
Blade type
Impeller diameter
No. of blades
No. of pos. in hub
Blade angle
Blade material
Blade type
Boss position
Bolt circle diameter
Bolt hole diameter
No. of bolt holes
Center hole
L is for counter clock-wise
rotation when facing the
airstream
Impeller diameter
No. of blades
No. of pos. in hub
Blade angle
Blade material
Boss- & taper lock position
Bore
Taper lock type
R is for clock-wise rotation
when facing the airstream
Blade type