Centrifugal Clutch Heavy Duty Double V-Belt (A&B) 1 ", 1-1/8", 1-7/16"

This heavy duty double V-belt centrifugal clutch is available with 1", 1-1/8", or 1-7/16" keyed bore options. Designed for A- and B-type belts, it provides a versatile clutch option for a variety of equipment and applications, including air compressors, sawmills, and more.

Choose the bore size that matches your engine or equipment shaft. Specifications vary by bore size, so review the bore, keyway, horsepower capacity, pulley size, and overall dimensions below before ordering.

Available Bore Sizes

• 1" bore: 1/4" keyway
• 1-1/8" bore: 1/4" keyway
• 1-7/16" bore: 3/8" keyway

1" and 1-1/8" Centrifugal Clutch Specifications

• Power capacity: Up to 24 HP for 1" bore; up to 38 HP for 1-1/8" bore
• Work speed: 3,600 RPM
• Engagement speed: 1,900 ± 100 RPM
• Belt type: A and B type
• Pulley diameter: 4-1/8"
• Drum diameter: 5"
• Overall depth: 3"
• Direction: Bi-directional
• Weight: 8 lbs.

1-7/16" Centrifugal Clutch Specifications

• Power capacity: Up to 50 HP
• Work speed: 3,600 RPM
• Engagement speed: 1,900 ± 100 RPM
• Belt type: A and B type
• Pulley diameter: 5"
• Drum diameter: 6"
• Overall depth: 3-1/2"
• Direction: Bi-directional
• Weight: 14 lbs.

How Do I Choose the Correct Bore Size?

Select the centrifugal clutch bore that corresponds with your shaft diameter and keyway size. The 1" and 1-1/8" versions use a 1/4" keyway, while the 1-7/16" version uses a 3/8" keyway. Be sure to compare the specifications above with your equipment before purchasing.

Heavy Duty Centrifugal Clutch Video

Watch the video below for an additional look at this heavy duty centrifugal clutch.