ActionJac™ Worm Gear Jack systems 2016 by NOOK Industries

More catalogs by NOOK Industries | ActionJac™ Worm Gear Jack systems 2016 | 110 pages | 2016-08-25

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Page 52 of ActionJac™ Worm Gear Jack systems 2016

stainless steel machine screw jacks quick reference stainless steel jacks 2ss-msj 5ss-msj 10ss-msj 15ss-msj 20ss-msj 25ss-msj 35ss-msj max input torque in lb max input hp max worm speed at rated load rpm max load at 1,750 rpm lb torque to raise 1 lb in-lb tare drag torque in-lb gear ratio capacity tons 6:1 0.66 1 .250 .698 24 33 2 1,800 1,320 .0250 4 24:1 0.66 1 .250 .698 96 14 1 ⁄2 1,800 1,320 .0150 4 6:1 1.67 11⁄2 .375 1.066 16 125 3 1,510 2,873 .0376 10 24:1 1.67 11⁄2 .375 1.066 64 48 ⁄4 985 1,875 .0144 10 8:1 3.33 2 .500 1.410 16 251 5 1,255 4,775 .0377 20 24:1 3.33 2 .500 1.410 48 128 11⁄2 739 2,813 .0192 20 8:1 5.00 21⁄4 .500 1.684 16 407 5 774 4,424 .0407 20 24:1 5.00 21⁄4 .500 1.684 48 218 11⁄2 434 2,478 .0218 20 8:1 6.66 21⁄2 .500 1.908 16 580 5 540 4,140 .0435 40 24:1 6.66 21⁄2 .500 1.908 48 291 11⁄2 325 2,478 .0218 40 2 10 ⁄3:1 8.30 3 .667 2.287 16 903 11 768 8,764 .0452 50 32:1 8.30 3 .667 2.287 48 471 31⁄2 468 5,364 .0235 50 2 10 ⁄3:1 11.66 3 3 ⁄4 .667 3.0 16 1,150 11 603 8,035 .0493 50 32:1 11.66 33⁄4 .667 3.0 48 600 31⁄2 368 5,022 .0251 50 screw lead in 3 notes 7 accessories such as boots top plates and clevises are available 1 the recommended maximum speed is 1,800 rpm provided that the recommended horsepower and temperature are not exceeded 8 catalog dimensions are representative only and are subject to change without notice for construction use only certified prints 2 input torque is shown as torque to lift one pound of load starting torque is 100 greater than torque shown tare drag torque should be added for all loads 9 units are not to be used as personnel support or movement 3 maximum allowable horsepower ratings are based on a 25 duty cycle for operation at higher duty cycles or repeated use over any segment of the total travel temperature must be monitored and remain less than 200°f 11 for greater capacity specify a 17-4ph hardened worm 4 overload capacity of the stainless steel machine screw jack is as follows 10 for dynamic loads 30 for static loads 5 stainless steel machine screw jacks having gear ratios between 20:1 and 32:1 are self-locking and will hold loads without backdriving in the absence of vibration all other ratios may require a brake to prevent backdriving 10 end-of-travel stops are not provided 12 tare drag torque need only be added if operating under 25 rated load horsepower per jack torque to number raise one x of pounds x rpm pound to be raised 63,025 13 starting torque is 100 greater than torque shown stainless steel jacks model root dia in turns of worm for 1” travel lifting screw dia in 6 all units are suitable for intermittent operation providing that the housing temperature including ambient is not lower than -20°f or higher than +200°f factory supplied grease in standard units will operate in this range for higher or lower operating temperature ranges consult nook industries if the worm is changed to 17-4ph refer to page 66 for jack capacity nook stainless steel jacks are used widely in the commercial food industry 100 nook stainless steel jacks used in a dairy processing application nookindustries.com nook precision actuators the specifications and data in this publication are believed to be accurate and reliable however it is the responsibility of the product user to determine the suitability of nook industries products for a specific application while defective products will be replaced without charge if promptly returned no liability is assumed beyond such replacement 101