S-98935A112 1 1/4"-4 x 6 ft. ASTM A108 Acme Lead Screws and Nuts
Acme Lead Screws and Nuts
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Basic Information
Thread Parameters
Dimension Parameters
Lead Screw Specific Parameters
Load & Performance Parameters
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Key Features & Benefits at a Glance
- Precise Motion Control: Delivers consistent 0.25" travel per turn for accurate positioning in automated systems.
- High Load Capacity: 53,000 PSI tensile strength and Grade 2 carbon steel construction ensure reliable performance under heavy loads.
- Superior Thread Engagement: Class 2G thread fit provides optimal clearance for smooth operation with reduced binding.
- Enhanced Durability: Rockwell B61 hardness and carbon steel material offer excellent wear resistance for long service life.
- Industry-Standard Compliance: Manufactured to ASTM A108 specifications for guaranteed quality and interchangeability.
- Environmental Responsibility: RoHS 3 and REACH compliant, meeting strict international regulations for hazardous substances.
- Versatile Installation: Fully threaded 6-foot length and right-hand design allow flexible integration into various motion systems.
Professional Applications & Engineering Value
This 1 1/4"-4 ACME lead screw delivers exceptional value in industrial motion control applications where precision and reliability are critical. The carbon steel construction, combined with ACME thread geometry, provides high efficiency and load-bearing capacity for CNC machinery, linear actuators, and lifting systems. The Class 2G thread fit minimizes friction and wear, ensuring smooth operation even in high-cycle environments. With 0.25" travel per turn, it offers predictable linear motion, reducing positioning errors in automated assembly lines and precision manufacturing equipment. Its fully threaded design and right-hand thread direction make it compatible with standard ACME nuts and mounting configurations, simplifying integration while maintaining 53,000 PSI tensile strength for demanding industrial applications.
Specification Summary & Compliance
This ACME lead screw features a 1 1/4"-4 thread size with Class 2G thread fit per industry standards, ensuring precise dimensional accuracy. It meets ASTM A108 material specifications and demonstrates compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The Grade 2 carbon steel construction provides consistent mechanical properties, including 53,000 PSI tensile strength and Rockwell B61 hardness, for reliable performance in industrial motion control systems.
