S-98935A410 3/8"-12 x 6 ft. ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• High load capacity with 53,000 psi tensile strength and Rockwell B61 hardness for reliable performance in demanding industrial applications
• Precise linear motion control with 0.083" travel per turn and Class 2G thread fit ensuring accurate positioning and smooth operation
• Left-hand thread design enables reverse motion applications and prevents unintentional loosening in rotating systems
• Full-length threading provides maximum engagement surface for consistent performance across the entire 6-foot length
• Durable carbon steel construction (Grade 2) offers excellent wear resistance and long service life in harsh environments
• Regulatory compliance with RoHS 3 and REACH standards ensures environmental safety and global market acceptance
• Standardized manufacturing per ASTM A108 guarantees consistent quality and dimensional accuracy across all units

Professional Applications & Engineering Value

This 3/8"-12 Left Hand Acme Lead Screw delivers exceptional engineering value in precision motion control systems where reverse-direction operation and reliable positioning are critical. The Grade 2 Carbon Steel construction provides the necessary durability for industrial automation, CNC machinery, and lifting equipment applications. The Acme thread profile offers superior load distribution and reduced wear compared to standard V-threads, while the left-hand threading enables unique mechanical configurations that prevent accidental disengagement in right-hand rotating systems. With its 0.083" travel per turn, this fully threaded lead screw ensures predictable linear motion in precision manufacturing, packaging machinery, and material handling systems where consistent performance under load is essential for operational efficiency.

Specification Summary & Compliance

This Acme lead screw features 3/8"-12 thread size with Class 2G thread fit tolerance for precise engagement. Manufactured to ASTM A108 specifications using inch system measurements, the component delivers consistent dimensional accuracy. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring regulatory acceptance for international industrial applications. Mechanical properties include 53,000 psi tensile strength and Rockwell B61 hardness for reliable performance in demanding mechanical systems.