S-98940A655 1 1/2"-5 x 3 ft. Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional travel accuracy of ±0.009" per foot ensures reliable, repeatable positioning in precision motion control systems.
• High-strength 4140 alloy steel construction with hardening treatment provides superior durability and resistance to wear in demanding industrial applications.
• Black-oxide surface finish offers enhanced corrosion resistance, prolonging service life in harsh operating environments.
• Class 2C thread fit delivers optimal clearance and smooth operation, reducing binding and ensuring consistent performance.
• 0.2" travel per turn enables efficient linear motion with a 1:1 speed ratio, ideal for applications requiring precise movement control.
• Robust tensile strength of 125,000 psi and Brinell 271 hardness support heavy loads and high-stress conditions without failure.
• RoHS 3 compliance ensures environmental safety and meets international regulatory standards for hazardous substance restrictions.

Professional Applications & Engineering Value

This 1 1/2"-5 ACME lead screw is engineered to address critical challenges in industrial automation and precision machinery. The Black-Oxide 4140 Alloy Steel material, combined with hardening, provides exceptional resistance to abrasion and deformation, making it ideal for high-load applications like CNC machines, linear actuators, and material handling systems. The fully threaded, right-hand design with Class 2C thread fit minimizes backlash and ensures smooth, accurate travel, reducing maintenance downtime. With a travel distance of 0.2" per turn and tight accuracy tolerances, it supports reliable motion control in environments where precision and durability are paramount, enhancing operational efficiency and reducing long-term costs.

Specification Summary & Compliance

This lead screw adheres to inch system measurements with a Class 2C thread fit for optimal performance in ACME threading applications. It features a travel accuracy of ±0.009" per foot, 0.2" travel per turn, and a single thread start with a 1:1 speed ratio. Manufactured from hardened 4140 Alloy Steel with a Black-Oxide finish, it meets RoHS 3 (2015/863/EU) compliance for environmental safety, ensuring it aligns with industry standards for hazardous substance restrictions and reliable operation in precision engineering contexts.