S-98935A449 3/4"-6 x 3 ft. ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Precise 0.167" linear movement per revolution for accurate positioning in automation and machinery
• Left-hand threading capability enables reverse motion applications where standard right-hand screws are unsuitable
• Grade 2 carbon steel construction provides excellent strength-to-weight ratio with 53,000 psi tensile strength
• Class 2G thread fit ensures smooth operation with appropriate clearance for reduced friction and wear
• Rockwell B61 hardness rating delivers durable performance that withstands repeated use in industrial environments
• Fully threaded 3-foot length offers maximum flexibility for various mounting configurations and travel requirements
• Single-start Acme thread design provides reliable power transmission with consistent load distribution

Professional Applications & Engineering Value

This left hand Acme lead screw delivers exceptional value in precision motion control systems where reverse-direction operation is critical. Engineered from Grade 2 carbon steel with Rockwell B61 hardness, it provides the optimal balance between machinability and durability for industrial applications. The 3/4"-6 Acme thread configuration with Class 2G fit ensures smooth linear motion with minimal backlash in CNC equipment, lifting mechanisms, and positioning tables. The fully threaded design across the entire 3-foot length allows for maximum utilization in various mounting scenarios, while the 0.167" travel per turn delivers precise movement control essential for manufacturing automation, packaging machinery, and material handling systems.

Specification Summary & Compliance

This Acme lead screw features 3/4"-6 left-hand threading with Class 2G thread fit tolerance for optimal performance. Manufactured to ASTM A108 specifications, it delivers consistent quality and reliability. The component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe use across various industries. With 53,000 psi tensile strength and single-start thread configuration, this lead screw meets rigorous industrial requirements for precision motion applications.