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ActionJac 20SS-MSJ-IR 8:1

Stainless Steel Inch Worm Gear Machine Screw Jack, Inverted Rotating, 20 Ton Housing, 8:1 Gear Ratio Read More
Product Specifications

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Product Specifications

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Specifications Diagram

Details

Capacity [Ton]:
6.66
Gear Ratio:
8:1
Turns of Worm per Inch Travel:
16
Torque to Raise 1 lb. [in-lb]:
0.0435
Lifting Screw Diameter [in]:
2.50
Screw Lead [in]:
0.500
Root Diameter [in]:
1.908
Tare Drag Torque [in-lb]:
40

Performance Specifications

Maximum Allowable Input [hp]:
5.00
Maximum Input Torque [in-lb]:
580
Maximum Load at 1750 RPM:
4140
Starting Torque:
2 x Running Torque

Weight

Base 0 Travel [lb]:
85
Per Inch of Travel [lb]:
2.00
Grease [lb]:
2.3

More Details

A Inverted Rotating Screw Jack has a lift shaft that moves a nut as it turns. The lift shaft is fixed to the worm gear. This causes the load, which is attached to the travel nut, to move along the lift shaft. A Inverted Roating Screw jacks has the lift shaft extending out the bottom of the jack.