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NEFF C-series
Screw jack
- Lifting screw jack, axial or rotating screw
- Lifting capacities of 5 to 500 kN
- Trapezoidal spindle or ballscrew

NEFF screw jack (C-series) with axial or rotating screw for lifting capacities of 5 to 500 kN. Classical housing form made of spheroidal graphite iron. The robust C-series screw jack is used anywhere where high loads have to be positioned and lifted accurately at medium duty cycles and moderate lifting speed.
Construction forms NEFFP screw jack C-series
- Type N : Non-rotating moving screw
- Type R : Standing rotating screw
Features NEFF screw jack C-series
- 4 sizes with lifting capacities of 5 to 500 kN
- Drive-motor speed of up to 1.500 rpm
- Self-locking trapezoidal screw
- Grease-lubricated model
- Worm gear pairs in two ratio steps (normal “H” and slow “L”)
- Worm-drive shaft case-hardened and ground
Application examples
- Lifting systems
- Height and inclination adjustment indoor running track
- Theatre stages
- Test rig
NEFF screw jack are also available with accessories such as couplings, connecting shafts and drives for your complete lifting system.