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- 1/2 Ton
- Machine Screw Jack
- Inverted
- 3" Travel
- 5:1 Ratio
description
- Ruggedly built and produced in standard models with load handling capacities from 1/4 ton to 100 tons. They may be used individually or in multiple arrangements.
features
- Alloy steel worm
- High strength bronze drive sleeve with manufacturer's five-year warranty
- Drive components are supported on antifriction bearings for smooth operation and long life
- Top plates are available for easy system integration
- Rolled lift shafts utilize centralizing thread with high static capacities
- Ductile iron housings (aluminum housings on MJ units) are complete with seals
caution
- With longer screw lengths, column strength limitations can substantially lower jack capacity.
| Lift Screw Size & Pitch | 1/2-4 |
| Top Plate Bolt Circle Diameter | N/A |
| Nominal Capacity | 0.5 tons |
| Input Shaft Length | 1 1/8 in |
| Lifting Shaft End Thread | 3/8-24 |
| Load Screw Diameter | 1/2 in |
| Closed Height | 1 1/8 in |
| Top Plate Diameter | N/A |
| HP [Max] | 1/3 hp |
| Travel | 3 in |
| Mounting Holes Length Center to Center | 3.25 in |
| Gear Ratio | 5:1 |
| Top Plate Bolt Hole Size | N/A |
| Mounting Holes Width Center to Center | N/A |
| Turns of Worm For 1" Raise | 20 |
| Input Shaft | 3/8 in |
| Mounting Configuration | Inverted |
| Load Screw Lead | 1/4 in |
| Base to Shaft Center | 1 in |
| Gear Type | Worm |
| Mounting Hole Size | 9/32 in |
| Weight | 3.6 LB |
