S-99030A984 1/4"-20 x 18" Precision Acme Lead Screws and Nuts
Precision Acme Lead Screws and Nuts
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Basic Information
Thread Parameters
Dimension Parameters
Lead Screw Specific Parameters
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Key Features & Benefits at a Glance
- Exceptional positioning accuracy with ±0.009" per foot tolerance for reliable, repeatable motion control in automated systems.
- Durable 1018 Carbon Steel construction provides excellent strength and wear resistance for long-term industrial use.
- Class 2C thread fit offers optimal clearance for smooth operation with ACME nuts, reducing binding and wear.
- Precise 0.05" travel per revolution enables accurate linear movement control with a simple 1:1 speed ratio.
- Fully threaded 18" length allows for maximum travel flexibility and customization in various assembly setups.
- Right-hand threading with single start ensures straightforward integration and predictable directional movement.
- Full regulatory compliance with RoHS 3 and REACH standards for safe use in regulated industries worldwide.
Professional Applications & Engineering Value
This 1/4"-20 ACME lead screw delivers critical precision for industrial motion control systems where accuracy and reliability are paramount. Manufactured from 1018 Carbon Steel, it provides the necessary durability for continuous operation in CNC machinery, 3D printers, and automated positioning equipment. The Class 2C thread fit with ACME threading offers superior wear characteristics compared to standard V-threads, reducing maintenance frequency and downtime. The combination of ±0.009" per foot accuracy and 0.05" travel per turn makes it ideal for applications requiring precise linear motion control, while the fully threaded design and right-hand direction ensure compatibility with standard industrial components.
Specification Summary & Compliance
This precision ACME lead screw features 1/4"-20 thread size with Class 2C thread fit per inch system standards, ensuring proper clearance for smooth operation. The component delivers 0.05" travel distance per turn with ±0.009" per foot accuracy for precise linear motion control. Manufactured to industry specifications with fully threaded, right-hand threading and single thread start. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations for global industrial applications.
