Nook PowerAc™ Acme Screws are manufactured with centralizing thread form to prevent wedging. Nuts including bronze, plastic and anti-backlash styles are matched with over 110 screw diameters and leads. Acme screw lead accuracies:
Rolled +/- 0.0003"/" Milled +/- 0.002"/ft. Ground +/- 0.0005"/ft. |