S-98941A270 3/4"-6 x 6 ft. ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Precision Motion Control: Delivers consistent 0.167" travel per turn for accurate positioning in automated systems.
• Enhanced Durability & Corrosion Resistance: Zinc plating on carbon steel provides reliable protection against rust in industrial environments.
• High Tensile Strength: Grade 2 rating with 68,000 psi tensile strength ensures reliable performance under heavy loads.
• Smooth & Reliable Thread Engagement: Class 2G thread fit and fully threaded Acme design minimize backlash for stable operation.
• Industry-Standard Compliance: Manufactured to ASTM A108 specifications, guaranteeing material consistency and performance.
• Environmental Responsibility: RoHS 3 (2015/863/EU) compliant, meeting strict regulatory standards for hazardous substances.
• Optimized for Right-Hand Drive Systems: Right-hand thread direction simplifies integration into standard motion control setups.

Professional Applications & Engineering Value

This 3/4"-6 ACME lead screw is engineered to address critical needs in precision motion control systems, such as CNC machinery, linear actuators, and automated positioning equipment. The zinc plated carbon steel construction combats corrosion, extending service life in harsh industrial settings. With a Rockwell B61 hardness and 68,000 psi tensile strength, it withstands repetitive stress and high loads without deformation. The fully threaded design and Class 2G thread fit ensure smooth, low-friction movement, reducing wear on mating nuts and minimizing maintenance downtime. Its Acme thread type offers efficient power transmission, making it ideal for applications requiring precise linear motion and reliable torque handling.

Specification Summary & Compliance

This lead screw features a 3/4"-6 ACME thread with Class 2G thread fit tolerances, ensuring dimensional accuracy and compatibility with standard nuts. It is manufactured from carbon steel per ASTM A108 specifications, with a Grade 2 strength classification and Rockwell B61 hardness. The product is fully compliant with RoHS 3 (2015/863/EU) regulations, confirming it is free from restricted hazardous substances. Additional attributes include a right-hand thread direction, fully threaded length of 6 ft., and a travel distance of 0.167" per turn for precise motion control applications.