Lead Nut

XCT Anti-Backlash, Acetal, 0.438in x 0.125 in Lead Nut, Right Hand Thread Direction 125 lbf Max Dynamic Load

Lead Time:  3 Days
$81.26 each Costs associated with shipping, packaging, and import taxes/duty not included.

  • The XC Model Anti-Backlash assembly is the most advanced Anti-Backlash nut design. The unique patented ActiveCAM™ accomplishes high axial stiffness, zero backlash and the absolute minimum drag torque. This advantage produces assemblies that cost less, perform better and last longer.
  • The ActiveCAM™ automatically adjusts for wear insuring zero backlash for the life of the nut.
Click here to optimize your design with a custom lead screw and nut solution.


Dimension Value
[A] 28.4 mm (1.12 in)
[B_MAX] 57.2 mm (2.25 in)
[C] 9.7 mm (0.38 in)
[TH] 15/16-16


Specification Value
Lead Screw Diameter 11.13 mm (0.438 in)
Lead 3.18 mm (0.125 in)
Thread Direction Right Hand
Nut Mounting Style Threaded
Nut Material Acetal
Max Axial Backlash 0.00 mm (0.000 in)
Drag Torque 1 - 3 oz-in
Efficiency 49%
Max Temperature 82.2 °C (180 F)


Performance Value
Max Dynamic Load 556 N (125 lbf)

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