S-93410A936 3/4"-5 x 12" ASTM A193 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Precise Motion Control: Achieve consistent linear movement with a 0.2" travel per turn, ideal for applications requiring repeatable positioning.
• Exceptional Strength & Durability: Made from ASTM Grade B7 alloy steel with a tensile strength of 125,000 psi, ensuring reliable performance under high loads and stress.
• Superior Wear Resistance: Rockwell C35 hardness provides excellent resistance to abrasion and extends the service life in demanding industrial environments.
• Reliable Thread Engagement: Class 2G thread fit offers optimal clearance for smooth operation and reduced binding with compatible ACME nuts.
• Robust Construction Standards: Manufactured in compliance with ASTM A193, guaranteeing material quality and performance consistency for critical applications.
• Environmental & Regulatory Compliance: Meets RoHS 3 and REACH standards, ensuring safety and suitability for use in regulated markets.
• Versatile & Ready-to-Use: The 12" length and fully threaded, right-hand design offers flexibility for integration into various motion control systems.

Professional Applications & Engineering Value

This 3/4"-5 ACME lead screw is engineered to solve core challenges in industrial automation and precision machinery. The ASTM Grade B7 alloy steel construction provides the necessary tensile strength and hardness to withstand continuous operation without deformation, a common pain point in high-load scenarios. The ACME thread type is specifically chosen for its efficiency in power transmission and resistance to back-driving, making it ideal for motion control systems like linear actuators, CNC machines, and lifting equipment. The fully threaded, right-hand design with a precise 0.2" travel per turn ensures accurate and repeatable linear positioning, reducing operational errors and maintenance needs. This combination of material properties and thread fit directly addresses the need for durability, precision, and reliability in demanding engineering applications.

Specification Summary & Compliance

This lead screw adheres to precise dimensional and performance standards. The thread system features a 3/4"-5 ACME profile with a Class 2G thread fit, ensuring proper clearance and functional accuracy. It is manufactured from ASTM Grade B7 alloy steel per the ASTM A193 specification, confirming its mechanical properties including the 125,000 psi tensile strength and Rockwell C35 hardness. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its adherence to environmental and safety standards for industrial components.