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NEFF G-VK
Screw jack
- spiral toothed bevel gear, axial screw
- Anti rotation by sliding block in tube
- Up to 90kN. Ingoing rpm up to 3000 min-1

NEFF (type G-VK) quick lifting screw jack with axial or rotating screw for lifting capacities of 15 to 90 kN with spiral-toothed bevel gear for a high efficiency and a long lifespan. The NEFF G-VK quick lifting screw jack is used in high dynamic and high duty cycles.
Construction forms NEFF G-VK screw jack
- Type N : Non-rotating moving screw
- Anti rotation device assembled in the square type protection tub
- Trapezoidal spindle or ballscrew
Features NEFF G-VK screw jack
- 3 sizes with lifting capacities of 15 to 90 kN
- High drive-motor speed up to 3.000 rpm
- Self-locking trapezoidal screw
- Separate lubrication circuits
trapezoidal screw with grease-lubrication and bevel gears with oil-splash lubrication - Bevel gear pairs in two ratio steps (2:1 and 3:1 depending on requirement)
- Gearing case-hardened and ground
NEFF lifting screw jack (type G-VK) are also available with accessories such as couplings, connecting shafts and drives for your complete lifting system.