M8, 8 Ton, Machine Screw Jack

M8

M8, 8 Ton, Machine Screw Jack

UNI-LIFT M8 machine screw jacks offer precise positioning, uniform lifting speeds and capacity up to 8 Tons. Standard model configurations include upright or inverted units with translating or rotating lifting screws. End configurations include top plate, plain, threaded, and clevis ends.

Specifications

  • Capacity (imperial tons): 8
  • Load Screw Diameter (in): 1.75
  • Lead of Screw (in): 0.333
  • Gear Center (in): 3.01
  • Gear Ratio (in) Low: 6:1
  • Turns of Input Shaft - 1 inch Low: 18
  • Torque Required to Lift 1 lbs. (in-lbs) Low: 0.030
  • No Load Torque (in-lbs): 7
  • Maximum Input RPM: 1800
  • Estimated Weight (lbs) 0" Travel: 47
  • Estimated Weight (lbs) Per Inch: 0.9
  • Radius of Gyration (in): 0.396
  • Maximum Travel (in): 226
  • Maximum Speed (in-min): 100

Dimensions

Series Comparison

Model Number Capacity (imperial tons) Load Screw Diameter (in) Lead of Screw (in) Gear Center (in) Gear Ratio (in) Low Turns of Input Shaft - 1 inch Low Torque Required to Lift 1 lbs. (in-lbs) Low No Load Torque (in-lbs) Maximum Input RPM Estimated Weight (lbs) 0" Travel Estimated Weight (lbs) Per Inch Radius of Gyration (in) Maximum Travel (in) Maximum Speed (in-min)
MA5 0.25 0.500 0.250 0.938 5:1 20 0.022 2.0 2587 2 0.1 0.094 136 129
MA15 0.75 0.625 0.250/0.125 0.938 5:1 20 0.020 2.0 2587 2 0.1 0.125 136 129
MA20 1 0.750 0.200 1.250 5:1 25 0.020 4.0 2587 5 0.5 0.154 230 104
M1 1 0.750 0.250 1.500 5:1 20 0.021 3.0 2587 9 0.2 0.156 230 129
M2 2 1 0.250 1.75 6:1 24 0.020 5 1800 17 0.6 0.218 232 75
M3 3 1 0.250 1.831 6:1 24 0.021 4 1800 13 0.4 0.218 229 75
M4 4 1.5 0.333 2.256 5 1/3 :1 16 0.030 5 1800 23 0.7 0.334 228 113
M5 5 1.5 0.375 2.188 6:1 16 0.028 12 1800 30 0.7 0.316 230 113
M8 8 1.75 0.333 3.01 6:1 18 0.030 7 1800 47 0.9 0.396 226 100
M10 10 2 0.500 2.598 8:1 16 0.029 18 1800 45 1.1 0.423 228 113
M15 15 2.25 0.500 2.598 8:1 16 0.031 18 1800 55 1.2 0.486 224 113
M20 20 2.5 0.500 2.875 8:1 16 0.033 36 1800 80 1.7 0.566 224 113
M25 25 2.75 0.500 4.005 9:1 18 0.031 10 1450 103 2.1 0.628 223 81
M30 30 3.375 0.667 3.75 10 2/3 :1 16 0.034 48 1200 145 2.9 0.743 228 75
M40 40 4.25 0.667 5.162 - - - 12 1200 230 5 0.985 222 40
M50 50 4.25 0.667 5.313 10 2/3:1 16 0.040 96 1200 280 5 1.074 222 75
M75 75 5 0.667 6.003 10 2/3:1 16 0.042 156 900 495 6.3 1.149 225 56
M100 100 6 0.750 7.5 12:1 16 0.045 204 900 845 7.4 1.387 222 56
M150 150
M250 250
MSeriesConfigurable