S-93410A420 1/2"-8 x 6 ft. ASTM A193 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with 125,000 psi tensile strength for reliable performance in demanding industrial applications
• Superior wear resistance due to Rockwell C35 hardness, ensuring extended service life under continuous operation
• Precise motion control with 0.125" travel per turn and Class 2G thread fit for accurate positioning in automated systems
• Left-hand thread design enables specialized applications requiring reverse-direction movement or counter-rotation prevention
• Full-length threading provides maximum engagement flexibility along the entire 6-foot length for versatile installation
• Premium material construction using ASTM Grade B7 alloy steel for optimal strength-to-weight ratio in mechanical systems
• Environmental compliance assurance meeting RoHS 3 and REACH standards for safe use in regulated industries

Professional Applications & Engineering Value

This 1/2"-8 ACME left-hand thread lead screw delivers critical performance in precision motion control systems where reliability and accuracy are paramount. The ASTM Grade B7 alloy steel construction provides exceptional strength for heavy-load applications while maintaining dimensional stability. The ACME thread form offers superior power transmission efficiency compared to standard threads, making it ideal for industrial machinery, CNC equipment, and automation systems requiring precise linear motion. The left-hand threading serves specialized applications where standard right-hand threads would be unsuitable, such as in counter-rotating mechanisms or systems requiring opposite directional movement. With fully threaded design along the entire 6-foot length, engineers gain maximum flexibility in nut placement and system configuration.

Specification Summary & Compliance

This precision lead screw features 1/2"-8 ACME left-hand threads with Class 2G thread fit for optimal clearance in power transmission applications. Manufactured from ASTM Grade B7 alloy steel meeting ASTM A193 specifications, it delivers 125,000 psi tensile strength and Rockwell C35 hardness. The component provides 0.125" travel distance per turn with single-start threading. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring suitability for regulated industrial applications.