Acme Screw Nook Industries

Nook manufactures precision acme screws and lead screws by thread rolling, thread milling, or thread grinding processes. Each process produces high precision screws with centralized thread forms for smooth, no-wedging performance. Rolled Thread Acme Screws are stocked for quick delivery.

Acme Screw - Inch Precision

Acme Nut - Inch Precision

Acme Screw - Metric Precision

Trapezoidal Lead Nut

Acme Screw Advantages


Preloaded nut assembly eliminates backlash
Safe to operate under static load to hold
Self-locking - no need for brakes (even in power outage)
Low noise (no rolling components)
Ideal for vertical and light/moderate loads
Eliminates backlash
Lower cost solution