S-98935A771 1 1/2"-4 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 Motion Control: Delivers consistent 0.25" travel per turn for accurate positioning in automated systems.
- High Tensile Strength: Withstands up to 64,000 psi tensile stress for reliable performance in heavy-load applications.
- Superior Wear Resistance: Rockwell B61 hardness ensures extended service life under continuous operation.
- Optimized Thread Engagement: Class 2G thread fit provides smooth operation with reduced backlash in power transmission systems.
- Environmental Compliance: Meets RoHS 3 and REACH standards for safe use in regulated industries.
- Standardized Manufacturing: Manufactured to ASTM A108 specifications for consistent quality and dimensional accuracy.
- Right-Hand Thread Design: Enables straightforward integration with standard mechanical drive components.
Professional Applications & Engineering Value
This 1 1/2"-4 ACME lead screw delivers exceptional value in industrial motion control systems where precision and durability are critical. The Grade 2 carbon steel construction, combined with ACME threading, provides optimal power transmission efficiency while resisting wear in high-cycle applications. The fully threaded design and 0.25" travel per turn make it ideal for CNC machinery, linear actuators, and positioning systems requiring predictable movement. Engineers benefit from the Class 2G thread fit which minimizes play and ensures smooth operation in both lifting and pressing applications. The right-hand thread direction facilitates easy integration with standard industrial components, reducing assembly time and maintenance costs.
Specification Summary & Compliance
This ACME lead screw features precision Class 2G thread fit with 1 1/2"-4 ACME thread size and right-hand threading. Manufacturing complies with ASTM A108 specifications, ensuring dimensional accuracy and material consistency. The product meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance standards, making it suitable for use in regulated industries and international markets.
