S-7549K55 M8 x 100 mm Metric Ultra-Precision Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional positioning accuracy with ±0.089mm per 300mm travel ensures reliable, repeatable motion in high-precision applications.
• Superior durability and wear resistance from 4140 Alloy Steel construction and Brinell 200 hardness for extended service life under demanding conditions.
• High load-bearing capability with a tensile strength of 125,000 psi provides dependable performance in high-stress motion control systems.
• Smooth, efficient power transmission via the metric rounded trapezoidal thread design, minimizing friction and backlash.
• Consistent 1.5mm travel per revolution offers predictable and precise linear movement for accurate positioning control.
• Full regulatory compliance with RoHS 3 and REACH standards ensures environmental safety and global market accessibility.
• Ready-to-integrate design with 100mm fully threaded, right-hand configuration simplifies installation in various precision assemblies.

Professional Applications & Engineering Value

This M8 ultra-precision lead screw is engineered to solve critical challenges in high-accuracy motion systems where positional stability and minimal deviation are paramount. Manufactured from 4140 Alloy Steel, it delivers the necessary tensile strength and hardness to withstand continuous operational stresses in CNC machinery, optical positioning equipment, and automated measurement devices. The metric rounded trapezoidal threading ensures smooth engagement with mating nuts, reducing wear and maintaining ±0.089mm/300mm accuracy over long-term use. Its 1.5mm pitch provides consistent linear advance, making it ideal for applications requiring precise displacement control, such as laboratory instruments, 3D printing systems, and medical device actuators, where reliability and precision directly impact performance outcomes.

Specification Summary & Compliance

This lead screw features an M8 x 1.5mm thread size with metric trapezoidal thread form, single start, and right-hand direction. It maintains a travel distance per turn of 1.5mm with an accuracy of ±0.089mm per 300mm. The component is fully threaded over its 100mm length and constructed from 4140 Alloy Steel, offering a tensile strength of 125,000 psi and Brinell 200 hardness. It is manufactured to applicable metric standards and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations.