S-93410A993 2"-4 x 12" ASTM A193 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 with 0.25" travel per turn for accurate positioning in automated systems
- Exceptional durability from ASTM Grade B7 alloy steel, providing high tensile strength (125,000 psi) for demanding applications
- Superior wear resistance with Rockwell C35 hardness, ensuring long service life in high-load environments
- Reliable thread engagement through Class 2G thread fit, minimizing backlash and maintaining precision
- Full-threaded design offering maximum flexibility for nut positioning along the entire 12" length
- Compliance with environmental standards including RoHS 3 and REACH, ensuring safe use in regulated industries
- Right-hand ACME threading providing efficient power transmission and smooth operation in motion control systems
Professional Applications & Engineering Value
This 2"-4 ACME lead screw delivers exceptional performance in precision motion control applications where reliability and accuracy are paramount. Manufactured from ASTM A193 Grade B7 alloy steel, this component addresses common industrial challenges including wear resistance, thermal stability, and mechanical stress. The fully threaded design with right-hand ACME threads ensures consistent performance in CNC machinery, industrial automation, and heavy-duty positioning systems. With its 0.25" travel per turn and Class 2G thread fit, this lead screw provides precise linear motion while minimizing backlash, making it ideal for applications requiring repeatable accuracy in manufacturing, material handling, and robotic systems where consistent performance under load is critical.
Specification Summary & Compliance
This ACME lead screw features 2"-4 thread size with Class 2G thread fit precision and complies with ASTM A193 manufacturing standards. The component meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements, ensuring environmental responsibility. Manufactured from ASTM Grade B7 alloy steel with 125,000 psi tensile strength and Rockwell C35 hardness, this fully threaded, right-hand component delivers reliable performance in industrial motion control applications while maintaining dimensional accuracy throughout its 12" length.
