S-97783A180 M8 x 300 mm Metric Fast-Travel Ultra-Precision Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional positioning accuracy with ±0.089 mm per 300 mm travel ensures reliable, repeatable linear motion for demanding applications.
• High tensile strength of 125,000 psi from 4140 Alloy Steel provides superior load-bearing capacity and resistance to deformation under stress.
• Fast 4 mm travel per turn with a 2:1 speed ratio enables rapid linear movement, increasing operational efficiency.
• Durable metric rounded trapezoidal thread form offers smooth motion, reduced wear, and excellent force transmission over long service life.
• Brinell 200 hardness ensures high resistance to surface indentation and abrasion, extending component lifespan.
• Fully threaded, right-hand design with dual thread starts provides consistent engagement and reliable performance in automated systems.
• Compliance with RoHS 3 and REACH guarantees environmental safety and unrestricted use in regulated markets.

Professional Applications & Engineering Value

This M8x2mm metric lead screw is engineered for ultra-precision linear motion systems where accuracy and reliability are non-negotiable. Manufactured from 4140 Alloy Steel, it solves critical engineering challenges in CNC machinery, precision actuators, and automated positioning equipment by providing a robust component that maintains dimensional stability under high loads. The metric rounded trapezoidal threading and 2:1 speed ratio deliver smooth, efficient force transmission with minimal backlash, directly addressing the need for consistent performance in high-cycle industrial environments. Its ±0.089mm precision over the full 300mm length ensures that systems achieve exact positioning, reducing recalibration needs and boosting overall productivity in applications like 3D printing, medical devices, and optical instrumentation.

Specification Summary & Compliance

This lead screw features an M8x2mm thread size with a metric rounded trapezoidal thread type and right-hand direction. It is fully threaded with 2 thread starts, a 4 mm travel distance per turn, and a total length of 300 mm. The component is manufactured to high precision standards, achieving an accuracy of ±0.089 mm per 300 mm. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety requirements for industrial use.