S-98935A914 5/8"-8 x 2 ft. ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Precise Motion Control: Achieve accurate linear movement with a consistent 0.125" travel distance per turn, ideal for repeatable positioning in automated systems.
• High Load Capacity: With a tensile strength of 64,000 PSI, this lead screw reliably handles heavy loads and resists deformation under stress.
• Superior Wear Resistance: Rockwell B61 hardness ensures long-lasting performance and reduced maintenance in high-cycle industrial environments.
• Smooth, Reliable Engagement: Class 2G thread fit provides optimal clearance for smooth operation with ACME nuts, minimizing binding and backlash.
• Durable Construction: Made from carbon steel Grade 2, it offers excellent strength and fatigue resistance for demanding applications.
• Environmental Compliance: Fully compliant with RoHS 3 and REACH standards, ensuring safe use in regulated industries worldwide.
• Industry-Standard Design: Right-hand, fully threaded ACME thread ensures compatibility with standard nuts and easy integration into existing setups.

Professional Applications & Engineering Value

This 5/8-8 ACME lead screw is engineered to solve critical motion control challenges in industrial settings. The carbon steel construction, combined with Grade 2 strength and Rockwell B61 hardness, provides exceptional durability against wear and mechanical stress, making it ideal for CNC machinery, linear actuators, and conveyor systems. The fully threaded design with a right-hand thread direction ensures consistent force transmission and precise positioning, while the Class 2G thread fit reduces friction and extends component life. By meeting ASTM A108 specifications, it guarantees reliability in high-precision applications, from manufacturing automation to material handling, where accuracy and longevity are paramount.

Specification Summary & Compliance

This lead screw adheres to precise dimensional standards, including a Class 2G thread fit for optimal performance with ACME nuts. It is manufactured in accordance with ASTM A108 and features a 5/8"-8 ACME thread with a right-hand direction and fully threaded design. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) ensures it meets environmental and safety regulations, supporting sustainable industrial practices.