S-98940A101 1/4"-12 x 6 ft. Fast-Travel Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Fast-travel efficiency with 4:1 speed ratio and 4-start design, enabling rapid linear motion for time-sensitive industrial operations
• Exceptional precision with ±0.009" per foot travel accuracy, ensuring reliable positioning in automated systems and CNC machinery
• Superior durability from hardened 4140 alloy steel construction, providing long service life under heavy loads and repetitive use
• High load capacity with 125,000 psi tensile strength and Brinell 271 hardness, maintaining structural integrity in demanding applications
• Corrosion-resistant performance thanks to black-oxide surface treatment, protecting against wear in harsh industrial environments
• Optimized thread engagement with Class 2C Acme thread fit, delivering smooth operation and reduced backlash in precision assemblies
• Regulatory compliance with RoHS 3 standards, ensuring environmental safety for global manufacturing requirements

Professional Applications & Engineering Value

This precision ACME lead screw delivers exceptional value in fast-travel linear motion systems where speed and accuracy are critical. The 4-start thread design combined with 0.333" travel per turn enables rapid positioning in automation equipment, 3D printers, and CNC machinery while maintaining precise control. The hardened 4140 alloy steel construction with black-oxide coating provides superior wear resistance, solving common issues of premature failure in high-cycle applications. Engineered with Class 2C thread fit and right-hand threading, this component ensures smooth operation with minimal backlash, making it ideal for industrial positioning systems, material handling equipment, and precision manufacturing setups where reliability and repeatability are paramount.

Specification Summary & Compliance

This 1/4-12 ACME lead screw features Class 2C thread fit with ±0.009" per foot accuracy for travel distance. Manufactured from hardened 4140 alloy steel with black-oxide surface treatment, it delivers 125,000 psi tensile strength and Brinell 271 hardness. The component is fully threaded with right-hand direction and 4-start configuration. Compliance includes RoHS 3 (2015/863/EU) environmental standards for industrial use.