S-98935A480 1"-6 x 6 ft. ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Reliable Reverse Motion Control: Left-hand Acme threading provides dependable performance in applications requiring counter-clockwise motion or reverse drive mechanisms.
• Consistent Precision Movement: 0.167" travel distance per turn ensures predictable and repeatable linear motion for accurate positioning in industrial systems.
• Enhanced Durability Under Load: Grade 2 carbon steel construction with 53,000 psi tensile strength and Rockwell B61 hardness withstands substantial mechanical stress.
• Optimized Thread Engagement: Class 2G thread fit maintains proper clearance for smooth operation while minimizing backlash in power transmission applications.
• Full-Length Functional Coverage: 6-foot fully threaded design provides continuous engagement capability across the entire screw length.
• Standardized Performance: Manufactured to ASTM A108 specifications ensuring consistent quality and dimensional accuracy.
• Environmentally Compliant Operation: Meets RoHS 3 and REACH standards for safe use in regulated industrial environments.

Professional Applications & Engineering Value

This 1"-6 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, it provides the optimal balance of strength and machinability for industrial automation, manufacturing equipment, and positioning systems. The Acme thread form offers superior wear resistance and load distribution compared to standard V-threads, while the left-hand threading enables unique mechanical configurations in conveyor systems, clamping devices, and adjustable machinery. The combination of Class 2G thread fit and standardized manufacturing ensures consistent performance with minimal maintenance requirements, solving common challenges of thread wear and positioning inaccuracy in high-cycle applications.

Specification Summary & Compliance

This fully threaded Acme lead screw features 1"-6 left-hand threading with Class 2G thread fit tolerances, providing appropriate clearance for smooth operation. The 6-foot length delivers 0.167" travel per revolution with single-start threading. Manufactured to ASTM A108 specifications, it demonstrates 53,000 psi tensile strength and Rockwell B61 hardness. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring suitability for global industrial applications.