Smarter Bearing Selection Is Here

The Timken® Syber® Bearing System Designer Tool now features Smart Selection, enabling users to find the right bearing faster by filtering options based on target life and key dimensions.

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Analyze Bearing Performance in an Application with Timken® Syber® Bearing System Designer

A powerful software tool that combines calculators and configurators to assist you with application design, bearing selection, installation, and troubleshooting. It’s free, easy-to-use, and accessible 24/7.

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Unit of Measure
Items
Hexadrive Series-2

Model 21401 Spring-Loaded Driver Pulleys - Imperial

Hexadrive Series-2

Model 21401 Spring-Loaded Driver Pulleys - Imperial

Hexadrive Series-2

Model 21401 Spring-Loaded Driver Pulleys - Imperial
Description  N/A 21401-5/8-PULLEY N/A 21401-3/4-PULLEY N/A 21401-7/8-PULLEY
Bore Diameter  N/A 5/8 in N/A 3/4 in N/A 7/8 in
Keyway Size  N/A 3/16 x 3/32 in
Model N/A 21401
Type N/A Adjustable Center - Driver
Belt Size N/A 1422V
Outside Diameter N/A 6.000 in
Max. Pitch Diameter (Dimension PD) N/A 5.800 in
Min. Pitch Diameter (Dimension PD) N/A 2.210 in
Overall Length N/A 4.620 in
Ratio N/A 2.6 to 1
Weight N/A 7.13 lb N/A 6.88 lb N/A 6.88 lb
Torque Capacity N/A 36.00 in·lb
Motor Power at 1,150 rpm N/A 0.75 hp
Motor Power at 1,750 rpm N/A 1.00 hp
UPC Number N/A 35797 N/A 21106 N/A 21107
Cubic inches N/A 166.32000 in³