Lead Nut

AFT Anti-Backlash, Acetal, 0.375in x 0.750 in Lead Nut, Right Hand Thread Direction 10 lbf Max Dynamic Load

Lead Time:  3 Days
$35.39 each Costs associated with shipping, packaging, and import taxes/duty not included.

  • The low cost AFT Supernut is designed for light load OEM applications and offers smooth movement and low drag torque for axial loads up to 10 pounds.
  • The AFT anti-backlash collar automatically adjusts for wear for the life of the nut.
Click here to optimize your design with a custom lead screw and nut solution.


Dimension Value
[A] 19.6 mm (0.77 in)
[B_MAX] 50.8 mm (2.00 in)
[D] 38.1 mm (1.50 in)
[E] 5.1 mm (0.20 in)
[F] 5.1 mm (0.20 in)
[G] 18.0 mm (0.71 in)
[I] 11.9 mm (0.47 in)
[J] 1.5 mm (0.06 in)
[BCD] 28.6 mm (1.13 in)


Specification Value
Lead Screw Diameter 9.53 mm (0.375 in)
Lead 19.05 mm (0.750 in)
Thread Direction Right Hand
Nut Mounting Style Flanged
Nut Material Acetal
Max Axial Backlash 0.00 mm (0.000 in)
Drag Torque 2 - 5 oz-in
Efficiency 81%
Max Temperature 82.2 °C (180 F)


Performance Value
Max Dynamic Load 44 N (10 lbf)

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