North America - EN
Mini Screw Jacks
Up to 1,000 lbs. capacity.
Up to 1,000 lbs. capacity. Duff-Norton miniature screw jacks allow for extremely fine adjustments. These small screw jacks are equipped with anti-backlash nuts to minimize vertical backlash between the screw and worm gear nut. The manual operation is accomplished with an easy-to-use hand knob. The dial indicator is protected by a removable clear plastic cover.
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Specifications
Specifications
Specifications - Micro-Miniature Actuator |
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| Model Number | Rated Capacity | Screw Diameter | Turns of Worm for 1/2 Inch Raise | No Load Torque | Lifting Torque at Full Load | Worm Gear Ratio | Weight | Shell Cap and Housing |
| B9225MM-xxx | 1000 lbs. | .625 | 500 | 2 inch - lbs. | 18 inch - lbs | 20:1 | 2 lbs | Aluminum |
| B9225MMS-xxx | 1000 lbs. | .625 | 500 | 2 inch - lbs. | 18 inch - lbs | 20:1 | 3 lbs | Stainless Steel |
| Note: The load bearings inside stainless steel actuators are not stainless steel. Dimensions are subject to change without notice Part No. SK-3554-46 -Balanced dial reading 0-50-0 in .001" graduations with revolution counter. Part No. SK-3554-83 -Continuous dial reading 0-100 in .001" graduations with revolution counter. (Type of dial must be specified as above when ordering actuator.) | ||||||||
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