ActionJac 75-BSJ-IR 10 2/3:1

Inch Worm Gear Ball Screw Jack, Inverted Rotating, 75 Ton Capacity, 10 2/3:1 Gear Ratio, Screw Lead 1"

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 75-BSJ-IR 10 2/3:1
Capacity [Ton] 75
Gear Ratio 10 2/3:1
Turns of Worm per Inch Travel 10.66
Torque to Raise 1 lb. [in-lb] 0.0244
Lifting Screw Diameter [in] 4.00
Screw Lead [in] 1.000
Root Diameter [in] 3.338
BackDrive Holding Torque [ft-lb] 110.0
Tare Drag Torque [in-lb] 155
Performance Specifications
Maximum Allowable Input [hp] 28.00
Maximum Input Torque [in-lb] 3660
Maximum Worm Speed at Rated Load [rpm] 482
Maximum Load at 1750 RPM [lb] 41326
Starting Torque 1.5 x Running Torque
Base 0 Travel [lb] 650
Per Inch of Travel [lb] 5.00
Grease [lb] 9.0

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