S-1343K221 3/8"-10 x 3/4" Fast-Travel Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Enhanced Durability: Made from 932 bearing bronze with a Brinell 65 hardness, this nut resists wear and extends service life in high-demand industrial environments.
• High Load Capacity: Supports a dynamic thrust load of 700 lbs, ensuring reliable performance in heavy-duty motion control applications.
• Fast-Travel Efficiency: Features a 2:1 speed ratio and 0.2" travel per turn, enabling rapid linear movement for improved operational speed.
• Precision Thread Fit: Class 2C thread fit provides consistent engagement and smooth operation, reducing backlash and enhancing accuracy.
• Left-Hand Thread Design: The left-hand Acme thread allows for unique motion control setups, ideal for specialized machinery requiring reverse-direction movement.
• Robust Construction: With two thread starts and a round nut type, it offers stable, even load distribution and easy integration into various assemblies.
• Standard Compliance: Manufactured to inch system standards, ensuring compatibility with a wide range of industrial equipment and reducing installation time.

Professional Applications & Engineering Value

This 3/8"-10 left-hand Acme thread nut is engineered to address common challenges in precision motion systems, such as the need for high-speed travel and reliable load handling. The use of 932 bearing bronze material provides excellent corrosion resistance and low friction, minimizing maintenance in demanding environments like CNC machinery, automated actuators, and linear positioning systems. Its 2:1 speed ratio and 0.2" travel per turn enable faster cycle times, while the left-hand thread direction offers flexibility for complex mechanical designs, preventing unintended loosening in reverse-motion applications. This nut ensures smooth, efficient operation, reducing downtime and enhancing overall system productivity in fast-travel lead screw assemblies.

Specification Summary & Compliance

This product adheres to precise dimensional standards, including a Class 2C thread fit for consistent performance and Acme thread type specifications. It is manufactured in the inch system and complies with industry norms for motion control components, ensuring reliability in various engineering applications. While specific certifications like RoHS or ASME are not detailed, it is designed to meet general industrial requirements for quality and safety in mechanical systems.