S-93255A481 1 1/4"-5 x 6" ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Precise Positioning Control: 0.2" travel per turn enables accurate linear motion for repeatable industrial automation tasks.
• Enhanced Durability & Corrosion Resistance: Zinc plating on carbon steel provides reliable protection against rust in demanding workshop environments.
• Consistent High Load Capacity: Grade 2 carbon steel with 53,000 psi tensile strength ensures dependable performance under substantial mechanical loads.
• Optimized Thread Engagement: Class 2G thread fit offers smooth, low-friction operation with standard ACME nuts, reducing wear over time.
• Industry-Standard Reliability: Manufactured to ASTM A108 specifications, guaranteeing material consistency and performance for industrial applications.
• Superior Wear Resistance: Rockwell B61 hardness maintains thread integrity through extended cycling in high-use scenarios.
• Versatile Installation Flexibility: Fully threaded 6" length and right-hand design accommodates various mounting configurations in machinery and equipment.

Professional Applications & Engineering Value

This 1 1/4"-5 ACME lead screw delivers exceptional value in precision motion systems where reliability and accuracy are paramount. The zinc plated carbon steel construction provides essential corrosion protection for industrial environments while maintaining the Grade 2 strength required for continuous operation. The ACME thread form with Class 2G fit ensures smooth power transmission with minimal backlash, making it ideal for CNC machinery, linear actuators, and positioning tables. Engineers specify this component for applications requiring precise linear movement with 0.2" travel per turn, offering predictable performance in automated manufacturing, material handling systems, and precision measurement equipment where consistent repeatability is critical.

Specification Summary & Compliance

This ACME lead screw features 1 1/4"-5 thread size with Class 2G thread fit tolerance, ensuring proper engagement with matching nuts. The 6" length provides versatile installation options while maintaining dimensional accuracy. Manufacturing complies with ASTM A108 standards for material properties and quality assurance. The component meets industry requirements for mechanical performance with specified 53,000 psi tensile strength and Rockwell B61 hardness, delivering reliable operation in industrial automation and precision mechanical systems.