S-93255A621 1 1/2"-4 x 6" ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Enhanced Load Distribution with a 1 1/2"-4 ACME thread design, providing superior power transmission and reduced wear in high-duty cycles.
• Consistent Precision Motion due to a 0.25" travel per turn, ensuring accurate and repeatable linear movement in automated systems.
• Robust Durability & Corrosion Resistance from zinc plated carbon steel construction, extending service life in harsh industrial environments.
• High Tensile Strength rated at 53,000 psi (Grade 2), offering reliable performance under significant mechanical stress.
• Optimized Thread Engagement with a Class 2G thread fit, facilitating smoother assembly and reducing the risk of cross-threading.
• Full-Length Threading allows for versatile mounting and positioning along the entire 6" length, increasing application flexibility.
• Industry Compliance Assurance by meeting ASTM A108 standards, guaranteeing material consistency and performance reliability.

Professional Applications & Engineering Value

This ACME lead screw is engineered to address critical challenges in precision motion control and power transmission systems. The zinc plated carbon steel material provides excellent resistance to corrosion and abrasion, making it ideal for industrial settings where exposure to moisture or contaminants is common. The fully threaded design with a right-hand thread direction ensures consistent force distribution and smooth operation in applications such as CNC machinery, linear actuators, and automated positioning systems. Its 0.25" travel per turn offers precise linear displacement, reducing backlash and enhancing operational accuracy. By utilizing a Class 2G thread fit and ACME thread type, this screw minimizes wear and maintenance needs, delivering long-term reliability and cost efficiency in demanding engineering environments.

Specification Summary & Compliance

This product adheres to precise dimensional tolerances, including a Class 2G thread fit for optimal assembly and performance. The ACME thread type with a size of 1 1/2"-4 and fully threaded configuration ensures compatibility with standard nuts and components. Manufactured in compliance with ASTM A108 specifications, it guarantees material integrity and mechanical properties, such as a tensile strength of 53,000 psi and a hardness of Rockwell B61. This lead screw meets industry standards for quality and is suitable for use in systems requiring reliable power transmission and motion control.