S-99030A986 3/8"-8 x 18" Fast-Travel Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Enhanced Motion Efficiency: Achieve rapid positioning with a 2:1 speed ratio and 0.25" travel per turn, reducing cycle times in automated systems.
• Superior Accuracy for Precision Applications: Maintain tight control with ±0.009" per foot travel distance accuracy, ensuring repeatable performance in demanding setups.
• Robust & Durable Construction: Made from 1018 carbon steel, this lead screw offers excellent strength and wear resistance for long-term industrial use.
• Reliable Thread Engagement: The Class 2C thread fit provides consistent, smooth operation with minimal backlash in precision assemblies.
• Optimized for Fast-Travel Systems: Fully threaded and right-hand Acme thread design enables efficient power transmission and quick linear movement.
• Compliance with Global Standards: Meets RoHS 3 and REACH regulations, ensuring safe use in various international markets and applications.
• Versatile Integration: With an 18" length and 3/8"-8 Acme thread, it fits seamlessly into numerous motion control and machinery designs.

Professional Applications & Engineering Value

This 3/8-8 ACME lead screw is engineered to address critical challenges in industrial motion control, such as the need for high-speed travel and precise positioning. Constructed from 1018 carbon steel, it provides the necessary durability to withstand continuous operation in CNC machinery, automated actuators, and linear drive systems. The fully threaded and right-hand Acme thread design, combined with a 2:1 speed ratio, ensures efficient power conversion and reduced slippage, minimizing downtime. Its Class 2C thread fit guarantees reliable engagement with nuts, offering smooth motion and extended service life in applications like packaging equipment, 3D printers, and material handling systems where fast-travel precision is paramount.

Specification Summary & Compliance

This lead screw adheres to precise engineering standards, including a Class 2C thread fit for consistent tolerance and the Acme thread type (3/8"-8) to ensure compatibility with standard nuts. Key specifications include a travel distance of 0.25" per turn with an accuracy of ±0.009" per foot, supporting reliable performance in precision motion control. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious industrial applications without hazardous substances.