S-98935A882 1 3/8"-4 x 3 ft. ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Precise Motion Control with 0.25" travel per turn for accurate positioning in automated systems
• Exceptional Durability from Grade 2 carbon steel construction, providing reliable performance in demanding industrial environments
• High Load Capacity with 64,000 psi tensile strength to handle significant mechanical stresses
• Optimized Thread Engagement through Class 2G thread fit ensuring smooth operation and reduced backlash
• Consistent Performance thanks to ACME thread design, offering efficient power transmission and wear resistance
• Full-Length Utility with 3 ft. fully threaded design for versatile installation across various applications
• Regulatory Compliance meeting ASTM A108, RoHS 3, and REACH standards for safe, quality-assured industrial use

Professional Applications & Engineering Value

This 1 3/8"-4 ACME lead screw delivers robust performance in precision motion control systems, where consistent linear movement and high load capacity are critical. Engineered from Grade 2 carbon steel, it provides excellent tensile strength (64,000 psi) and hardness (Rockwell B61), resisting deformation under heavy loads. The fully threaded, right-hand ACME thread design ensures efficient power transmission with minimal friction, making it ideal for CNC machinery, industrial actuators, and lifting equipment. Its Class 2G thread fit guarantees reliable engagement with matching nuts, reducing play and enhancing operational accuracy. Suitable for applications requiring repeatable, long-term performance, this lead screw addresses common engineering challenges like wear, misalignment, and torque efficiency in automated environments.

Specification Summary & Compliance

This lead screw adheres to Class 2G thread fit standards, ensuring dimensional accuracy and compatibility with standard ACME nuts. Manufactured in compliance with ASTM A108 specifications, it guarantees material consistency and mechanical properties. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for industrial components. With a 1 3/8"-4 thread size and right-hand threading, it supports precise motion control applications while maintaining high strength and durability.