S-98935A718 1/2"-10 x 12" 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 linear motion control with 0.1" travel per turn for accurate positioning in automated systems
- Exceptional durability from Grade 2 carbon steel construction, resisting wear in continuous operation
- Reliable thread engagement with Class 2G thread fit ensuring consistent performance under load
- High load-bearing capacity with 64,000 PSI tensile strength for demanding industrial applications
- Superior wear resistance from Rockwell B61 hardness, extending service life in high-use environments
- Environmental compliance meeting RoHS 3 and REACH standards for safe use in regulated industries
- Standardized compatibility with ASTM A108 specifications for easy integration into existing systems
Professional Applications & Engineering Value
This 1/2"-10 ACME lead screw delivers exceptional value in precision motion control systems where reliability and accuracy are paramount. The Grade 2 carbon steel construction provides the ideal balance of strength and machinability, while the fully threaded design with right-hand thread direction ensures consistent force transmission throughout the entire 12" length. Engineered with ACME thread type and Class 2G thread fit, this component excels in applications requiring precise linear motion with minimal backlash, such as CNC machinery, industrial automation equipment, and precision positioning systems. The 0.1" travel per turn offers predictable movement for repeatable operations, making it ideal for manufacturing environments where consistent performance is critical to production quality and efficiency.
Specification Summary & Compliance
This ACME lead screw features precise Class 2G thread fit tolerances with 1/2"-10 thread size and single thread start configuration. Manufactured to ASTM A108 specifications, it delivers reliable performance with 64,000 PSI tensile strength and Rockwell B61 hardness. The component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe use across various industrial applications while meeting international regulatory requirements for hazardous substance restrictions.
