ActionJac MJ-80-UR 20:1

Inch Worm Gear Mini Machine Screw Jack, Upright Rotating, 0.5 Ton Capacity, 20:1 Gear Ratio, Screw Lead 0.25"

A Upright 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 Upright Roating Screw jacks has the lift shaft extending out the top of the jack.

To configure a part number, download 2D/3D models, or request a quote, please select the "Quote or Download" tab and click the "Configure" button. (Step 4 of 4)

Product ActionJac MJ-80-UR 20:1
Capacity [Ton] 0.5
Gear Ratio 20:1
Turns of Worm Per Inch Travel 80
Torque to Raise 1 lb. [in-lb] 0.0080
Lifting Screw Diameter [in] 0.50
Screw Lead [in] 0.250
Root Diameter [in] 0.332
Tare Drag Torque [in-lb] -
Performance Specifications
Maximum Allowable Input [hp] 0.17
Maximum Input Torque [in-lb] 8
Compression Loading Maximum Travel at 1000 lbs. [lbs] 7.20
Compression Loading Maximum Travel at Any Load [lbs] 8.75
Maximum Worm Speed at Rated Load [rpm] 1310
Travel Rate at 1750 rpm [in/min] 22.5
Maximum Load at 1750 RPM [lb] 720
Starting Torque 2 x Running Torque
Base 0 Travel [lb] 2.5
Per Inch of Travel [lb] 0.20
Grease [lb] 0.5

To continue, please configure your item below.

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