Trapezoidal Lead Screw Features

Nook Industries offers the largest selection of rolled acme screw sizes in the industry. Rolled thread screws are cost effective and are stocked for quick delivery.

PowerAc™ Trapezoidal acme screws and nuts include a centralizing (C) thread form to prevent wedging and binding. When compared to general-purpose thread forms (G), centralizing threads are manufactured with tighter tolerances and reduced clearance on the major diameter.

Please choose from the following Trapezoidal Lead Screw categories

Please select a product below to proceed.

Product Info Dimensions Details
Product Screw Material Thread Direction D - Nominal Rod Diameter Lead Pitch [mm]
PowerAC 900 RA
  4140 Series RH 10 3 1.5
PowerAC 900 RS
  300 Series Stainless RH 10 3 1.5
PowerAC 901 RA
  4140 Series RH 12 3 3
PowerAC 901 RS
  300 Series Stainless RH 12 3 3
PowerAC 902 RA
  4140 Series RH 16 4 4
PowerAC 902 RS
  300 Series Stainless RH 16 4 4
PowerAC 903 RA
  4140 Series RH 20 4 4
PowerAC 903 RS
  300 Series Stainless RH 20 4 4
PowerAC 904 RA
  4140 Series RH 26 6 6
PowerAC 904 RS
  300 Series Stainless RH 26 6 6
PowerAC 905 RA
  4140 Series RH 40 7 7
PowerAC 905 RS
  300 Series Stainless RH 40 7 7
PowerAC 906 RA
  4140 Series RH 55 12 12
PowerAC 907 RA
  4140 Series RH 65 12 12