ActionJac 20-BSJ-IR 24:1

Inch Worm Gear Ball Screw Jack, Inverted Rotating, 20 Ton Capacity, 24:1 Gear Ratio, Screw Lead 0.5"

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.

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Product ActionJac 20-BSJ-IR 24:1
Capacity [Ton] 20
Gear Ratio 24:1
Turns of Worm per Inch Travel 48
Torque to Raise 1 lb. [in-lb] 0.0079
Lifting Screw Diameter [in] 2.25
Screw Lead [in] 0.500
Root Diameter [in] 1.850
BackDrive Holding Torque [ft-lb] 7.0
Tare Drag Torque [in-lb] 40
Performance Specifications
Maximum Allowable Input [hp] 2.50
Maximum Input Torque [in-lb] 314
Maximum Worm Speed at Rated Load [rpm] 501
Maximum Load at 1750 RPM [lb] 11397
Starting Torque 1.5 x Running Torque
Base 0 Travel [lb] 85
Per Inch of Travel [lb] 1.50
Grease [lb] 2.2

To continue, please configure your item below.

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