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SJM Machine Screw Jack
SJM5 Machine Screw Jack
  • SJM5 Machine Screw Jack
  • 1. Jack Model: SJM5 2. Screw Diam.: 40mm 3. Screw Pitch: 7mm 4. Max load capacity: 50KN 5. Speed Ratio: 1/6, 1/24 6: Max permissible power: 2.59KW 7. Top End: top plate, clevis end, threaded end, plain end 8: Translating screw, rotating screw, keyed screw configurations in upright or inverted mounting orientation. 9. Power Source: Electric Driven,Manual Operated or Both Are Available 10. Screw Type: trapezoidal screw 11: Individually or multiple screw jack lift system arrangements are available 12: Precisely positioning, self-locking trapezoidal screw which supports the loads and hold position with no need to employ brake mechanism or other locking systems.
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SJM5 Machine Screw Jack Detailed Information:
1. Jack Model: SJM5
2. Screw Diam.: 40mm 
3. Screw Pitch: 7mm 
4. Max load capacity: 50KN
5. Speed Ratio: 1/6, 1/24
6:  Max permissible power: 2.59KW
7. Top End: top plate, clevis end, threaded end, plain end 
8: Translating screw, rotating screw, keyed screw configurations in upright or inverted mounting orientation.
9. Power Source: Electric Driven,Manual Operated or Both Are Available
10. Screw Type: trapezoidal screw 
11: Individually or multiple screw jack lift system arrangements are available
12: Precisely positioning, self-locking trapezoidal screw which supports the loads and hold position with no need to employ brake mechanism or other locking systems.

SJM5 Machine Screw Jack Picture:

SJM5 Machine Screw Jack Specification:


SJM5 Machine Screw Jack Dimensions:


Screw End types and dimensions: 





SJM5 Machine Screw Jack ordering information: 


1: Jack Brand
SJM: "SIJIE" brand machine screw jack

2: Load Capacity
5:  Max. Load capacity is 50KN
Before selecting 5, please check above SJM5 machine screw jack specifications. 

3: Screw Configuration & Mounting Orientation
US: Upright translating screw     UK: Upright keyed screw    UR: Upright rotating screw
IS: Inverted translating screw     IK: Inverted keyed screw    IR: Inverted rotating screw
Note: US,IS(Screw rotation,do axial motion)   UK,IK(Screw anti-rotation,do axial motion)   UR,IR(Screw fixed rotation,traveling nut do axial motion) 


4: Screw Top End: 



5: Worm Shaft Input Types
A: left side worm shaft input.              
B: right side worm shaft input.             
C: double worm shaft input.
M1: left side motor flange direct input.                                       
M2: right side motor flange direct input. 
M3: left side motor flange direct input, right side worm shaft input.                  
M4: right side motor flange direct input, left side worm shaft input.


6: Gear Ratio:                                       
SJM5 machine screw jack gear ratio includes 1/6, 1/24
1/6: Fast speed, 1.167mm travel length per full turn of worm shaft.                 
1/24: Low speed, 0.292mm travel length per full turn of worm shaft. 

7: Travel Stroke:


8:  Accessories
N: Standard Jack, No additional accessories
P: Steel Cover
R: Rubber Bellow
Y: Hand Wheel
Other accessories, please check below picture







Screw Jack
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