S-95100A405 5/8"-8 ASTM B16 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Superior wear resistance and corrosion protection with 360 Brass material, ideal for harsh industrial environments.
• Precise and predictable linear movement thanks to the 0.125" travel per turn, ensuring accurate positioning in automated systems.
• Reliable thread engagement and smooth operation with a Class 2G thread fit, minimizing backlash and improving system stability.
• Enhanced durability and long service life from Rockwell B55 hardness, resisting deformation under repeated use.
• Guaranteed material quality and performance consistency through compliance with the ASTM B16 standard.
• Versatile integration into left-hand drive systems with the left-hand Acme thread, offering design flexibility for reverse motion applications.
• Optimized for single-start thread applications providing a direct 1:1 speed ratio for straightforward and efficient power transmission.

Professional Applications & Engineering Value

This 5/8-8 ACME left-hand thread brass nut is engineered to address critical challenges in linear motion systems, such as precision control and component longevity. Crafted from 360 Brass, it offers excellent machinability and inherent corrosion resistance, reducing maintenance needs in environments exposed to moisture or chemicals. The Acme thread form and Class 2G fit ensure smooth, low-friction travel with minimal play, which is vital for applications like clamping devices, valve actuators, and precision positioning tables where accuracy is paramount. Its 0.125" travel per turn provides predictable linear displacement, enhancing repeatability in automated setups. This nut is a robust solution for engineers seeking reliable performance in left-hand thread configurations, ensuring seamless integration into specialized mechanical assemblies that require reverse or counter-rotational movement.

Specification Summary & Compliance

This product adheres to a Class 2G thread fit per standard inch system practices, ensuring dimensional accuracy and proper clearance for smooth operation. It is manufactured in compliance with the ASTM B16 specification for free-cutting brass rods, guaranteeing material consistency and performance. The nut features a 5/8"-8 left-hand Acme thread with a single thread start, providing a 1:1 speed ratio and 0.125" linear travel per revolution. While thrust load capacity is not rated, the Rockwell B55 hardness indicates good mechanical strength for typical industrial use. This component is designed for reliable integration into systems requiring precise linear motion control.