3D CAD and 2D Drawings

Find and download 3D CAD and 2D drawings for key Timken products.

Unit of Measure

Specifications

Description 

N/A 21903 3/4 PULLEY

Model

N/A 21903

Type

N/A Adjustable Center - Driver

Belt Size

N/A 1922V

Ratio

N/A 3:1

Weight

N/A 13.60 lb

UPC Number

N/A 21139

Dimensional Data

Bore Diameter 

N/A 3/4 in

Keyway Size 

N/A 3/16 x 3/32 in

Width

N/A 2.500 in

Outside Diameter

N/A 8.250 in

Max. Pitch Diameter (Dimension PD)

N/A 8.030 in

Min. Pitch Diameter (Dimension PD)

N/A 2.700 in

Overall Length

N/A 6.750 in

Cubic inches

N/A 459.42188 in³

Performance Data

Torque Capacity

N/A 108.00 in·lb

Motor Power at 1,150 rpm

N/A 2.00 hp

Motor Power at 1,750 rpm

N/A 3.00 hp
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