S-98941A435 3/4"-5 x 3 ft. ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Precise linear motion control with 0.2" travel per turn for accurate positioning in automated systems
• Enhanced corrosion resistance through zinc plating, extending service life in industrial environments
• High tensile strength (68,000 psi) Grade 2 construction withstands heavy loads and continuous operation
• Superior thread engagement with Class 2G fit ensures smooth operation and reduced backlash
• Right-hand ACME threading provides reliable power transmission in standard motion applications
• Full 3-foot length versatility accommodates various machine designs and travel requirements
• Industry compliance assurance with ASTM A108 standards and RoHS 3 environmental regulations

Professional Applications & Engineering Value

This 3/4"-5 ACME lead screw delivers exceptional performance in precision motion control systems where reliability and accuracy are paramount. The zinc plated carbon steel construction provides superior corrosion protection while maintaining the Rockwell B61 hardness necessary for prolonged wear resistance. Engineered with fully threaded right-hand ACME configuration, it ensures consistent power transmission in CNC machinery, linear actuators, and industrial automation equipment. The Class 2G thread fit minimizes play and vibration, critical for maintaining positional accuracy in high-cycle applications. With 0.2" travel per turn, this screw offers predictable linear motion ideal for positioning tables, material handling systems, and precision manufacturing equipment where repeatable movement is essential for operational efficiency.

Specification Summary & Compliance

This ACME lead screw features precise 3/4"-5 thread size with Class 2G thread fit tolerance for optimal engagement. Manufactured from carbon steel meeting ASTM A108 specifications, it delivers 68,000 psi tensile strength and Rockwell B61 hardness. The product is RoHS 3 (2015/863/EU) Compliant for environmental safety and features right-hand threading with fully threaded design across its 3-foot length. The zinc plating provides corrosion protection while maintaining dimensional stability for precision motion applications.