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Nook Industries provides a complete selection of inch and metric Ball Screws, Roller Screws, Acme Screws, Lead Screws, End Bearing Supports, Precision Locknuts, Worm Gear Screw Jacks, Electric Actuators, HRC 60 Linear Shafting, Linear Bearings and Pillow Blocks to the Linear Motion Industry.
 

INCH WORM GEAR
SCREW JACKS

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 ACTIONJAC INCH MACHINE SCREW
WORM GEAR SCREW JACKS
COMPARE Screw Jacks: to see a side-by-side jack comparison check the box in front of the jack model then click compare to build your customized chart. To view a specific jack click on the screw jack model link.

SORT Screw Jacks by a category: to sort by Capacity, Screw Diameter, Lead, Root Diameter, Gear Ratio, Turns of Worm for 1" Travel, Max Input Torque, Max Allowable Horse Power, Max Load at 1750 RPM or Torque to Raise 1 lb.
Compare INCH MACHINE SCREW WORM GEAR SCREW JACKS
MODEL GEAR
RATIO

CAPACITY
(lbs.)

 LIFTING
SCREW
DIA.
(in.)		 SCREW
LEAD
(in.)		 ROOT
DIA.
(in.)		 TURNS
OF WORM
FOR 1"
TRAVEL		 MAX INPUT
TORQUE
(in.-lb.)		 MAX
ALLOW.
INPUT
(HP)		 MAX WORM
SPEED AT
RATED LOAD		 MAX LOAD
AT 1750
RPM		 TORQUE
TO RAISE
1 LB.
(in.-lb.)		 PDF
PAGE
MJ-20   5:1 5:1 1000 0.5 0.25 0.332 20 19 0.33 1090 631 0.019 319
MJ-25   5:1 5:1 1000 0.625 0.2 0.377 25 20.7 0.33 1040 571 0.021 319
MJ-40   5:1 5:1 1000 0.625 0.125 0.457 40 16.7 0.33 1260 706 0.017 319
MJ-50   5:1 5:1 1000 0.5 0.1 0.359 50 13.5 0.33 1560 857 0.014 319
MJ-80   20:1 20:1 1000 0.5 0.25 0.332 80 8 0.166 1310 750 0.008 319
MJ-100   20:1 20:1 1000 0.625 0.2 0.377 100 8.7 0.166 1210 667 0.009 319
MJ-160   20:1 20:1 1000 0.625 0.125 0.457 160 7 0.166 1500 857 0.007 319
MJ-200   20:1 20:1 1000 0.5 0.1 0.359 200 5.7 0.166 1800 1000 0.006 319
1-MSJ   5:1 5:1 2000 0.75 0.2 0.502 25 45 0.5 700 800 0.0225 320
1-MSJ   20:1 20:1 2000 0.75 0.2 0.502 100 21 0.25 750 857 0.0105 320
2-MSJ   6:1 6:1 4000 1 0.25 0.698 24 100 2 1260 2881 0.025 321
2-MSJ   12:1 12:1 4000 1 0.25 0.698 48 62 1.5 1525 3456 0.0154 321
2-MSJ   24:1 24:1 4000 10 0.25 0.698 96 42 0.5 750 1715 0.0105 321
2R-MSJ   6:1 6:1 4000 1 0.25 0.698 24 100 2 1260 2881 0.025 322
2R-MSJ   12:1 12:1 4000 1 0.25 0.698 48 62 1.5 1525 3456 0.0154 322
2R-MSJ   24:1 24:1 4000 10 0.25 0.698 96 42 0.5 750 1715 0.0105 322
2.5-MSJ   6:1 6:1 5000 1 0.25 0.698 24 126 2 1000 2858 0.0252 323
2.5-MSJ   12:1 12:1 5000 1 0.25 0.698 48 74 1.5 1277 3650 0.0148 323
2.5-MSJ   24:1 24:1 5000 1 0.25 0.698 96 53 0.5 594 1699 0.0106 323
5-MSJ   6:1 6:1 10000 1.5 0.375 1.066 16 376 3 500 2873 0.0376 324
5-MSJ   24:1 24:1 10000 1.5 0.375 1.066 64 144 0.75 330 1875 0.0144 324
10-MSJ   8:1 8:1 20000 2 0.5 1.41 16 753 5 418 4766 0.0377 325
10-MSJ   24:1 24:1 20000 2 0.5 1.41 48 384 1.5 246 2813 0.0192 325
15-MSJ   8:1 8:1 30000 2.25 0.5 1.684 16 1221 5 258 4424 0.0407 326
15-MSJ   24:1 24:1 30000 2.25 0.5 1.684 48 654 1.5 144 2478 0.0218 326
20-MSJ   8:1 8:1 40000 2.5 0.5 1.908 16 1740 7.5 272 6209 0.0435 327
20-MSJ   24:1 24:1 40000 2.5 0.5 1.908 48 873 2.5 180 4130 0.0218 327
30-MSJ   10.66:1 10.66:1 60000 3.375 0.66 2.652 16 2710 11 256 8764 0.0452 328
30-MSJ   32:1 32:1 60000 3.375 0.66 2.652 48 1411 3.5 156 5364 0.0235 328
35-MSJ   10.66:1 10.66:1 70000 3.75 0.66 3.009 16 3450 11 200 8035 0.0493 329
35-MSJ   32:1 32:1 70000 3.75 0.66 3.009 48 1800 3.5 122 4904 0.0257 329
50-MSJ   10.66:1 10.66:1 100000 4.5 0.66 3.782 16 5555 16 181 10382 0.0555 330
50-MSJ   32:1 32:1 100000 4.5 0.66 3.782 48 3014 5 104 5982 0.0301 330
75-MSJ   10.66:1 10.66:1 150000 5 0.66 4.286 16 8236 28 214 18368 0.0549 331
75-MSJ   32:1 32:1 150000 5 0.66 4.286 48 3780 9 150 12862 0.0252 331
100-MSJ   10.66:1 10.66:1 200000 6 0.66 5.254 16 13166 32 153 17330 0.0665 332
100-MSJ   32:1 32:1 200000 6 0.66 5.254 48 7460 12.5 106 11941 0.0377 332
MODEL GEAR
RATIO

CAPACITY
(lbs.)

 LIFTING
SCREW
DIA.
(in.)		 SCREW
LEAD
(in.)		 ROOT
DIA.
(in.)		 TURNS
OF WORM
FOR 1"
TRAVEL 		MAX INPUT
TORQUE
(in.-lb.)		 MAX
ALLOW.
INPUT
(HP)		 MAX WORM
SPEED AT
RATED LOAD		 MAX LOAD
AT 1750
RPM		 TORQUE
TO RAISE
1 LB.
(in.-lb.)		 PDF
PAGE
Compare INCH MACHINE SCREW WORM GEAR SCREW JACKS
CALCULATORS: Horsepower | Unit Converter


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NOOK INDUSTRIES, INC. - An ISO 9001:2008 Registered Company
4950 East 49th Street | Cleveland, Ohio 44125 | phone: (216) 271-7900 or (800) 321-7800 | fax: (216) 271-7020

Nook Industries provides a complete selection of inch and metric linear, mechanical and electromechanical actuators to the Linear Motion and Power Tarnsmission Industries. Modular Linear Actuators, Precision Profile Rails, Ball Screws, Roller Screws, Acme Screws, Lead Screws, Ball Splines, End Bearing Supports, Precision Locknuts, Worm Gear Screw Jacks, Electric Cylinder Actuators, HRC 60 Linear Shafting, Linear Slides, Bearings and Pillow Blocks.
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