S-98940A307 3/4"-6 x 18" Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional travel accuracy of ±0.009" per foot ensures precise linear motion control in automated systems
• Superior durability from hardened 4140 alloy steel construction with Brinell 271 hardness for extended service life
• High load capacity with 125,000 psi tensile strength handles demanding industrial applications
• Reliable thread engagement through Class 2C fit provides consistent performance with minimal backlash
• Corrosion-resistant protection from black-oxide surface treatment in harsh operating environments
• Optimized motion transfer with 0.167" travel distance per turn for efficient mechanical advantage
• Environmental compliance with RoHS 3 standards for safe use in regulated industries

Professional Applications & Engineering Value

This precision ACME lead screw delivers exceptional value in industrial automation and motion control systems where accuracy and durability are paramount. The black-oxide 4140 alloy steel construction, combined with hardening treatment, provides superior wear resistance in high-cycle applications. The Class 2C thread fit ensures minimal backlash in precision positioning equipment, CNC machinery, and material handling systems. With ±0.009" per foot accuracy and consistent 0.167" travel distance per turn, this fully threaded right-hand ACME screw maintains reliable performance in demanding environments including industrial robotics, packaging equipment, and automated assembly lines where repeatable linear motion is critical.

Specification Summary & Compliance

This 3/4"-6 ACME lead screw features inch system measurements with Class 2C thread fit for industrial applications. The component maintains precise travel accuracy of ±0.009" per foot with standardized ACME thread form and right-hand direction. Manufactured from hardened 4140 alloy steel with black-oxide surface treatment, the screw delivers 125,000 psi tensile strength and Brinell 271 hardness. The product is fully compliant with RoHS 3 (2015/863/EU) environmental standards for industrial use.