S-98980A187 3/4"-8 x 6 ft. Fast-Travel Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Enhanced Motion Control Efficiency: Achieves a fast 0.5" travel per turn with 4 thread starts, significantly increasing linear speed and productivity in automated systems.
• Superior Precision & Repeatability: Maintains tight ±0.009" per foot accuracy for reliable, predictable positioning in demanding applications.
• Robust Durability & Corrosion Resistance: Manufactured from 304 Stainless Steel, offering excellent resistance to rust and wear for long service life in harsh industrial environments.
• High Load-Bearing Capacity: With a 72,000 psi tensile strength and Brinell 150 hardness, this screw reliably handles high thrust loads without failure.
• Optimized Thread Engagement: The Class 2C thread fit provides the ideal clearance for smooth operation and reduced wear when paired with a standard nut.
• Guaranteed Material Compliance: RoHS 3 (2015/863/EU) Compliant construction ensures the lead screw meets stringent environmental and safety standards for global use.
• Versatile & Ready for Integration: Fully threaded and right-hand thread design allows for straightforward installation and use in a wide array of motion control setups.

Professional Applications & Engineering Value

This 3/4"-8 ACME lead screw is engineered to solve critical challenges in precision motion control systems. Its 304 Stainless Steel construction provides inherent corrosion resistance, making it ideal for environments exposed to moisture or chemicals, such as packaging machinery, CNC stages, and medical devices. The 4 thread starts and 0.5" travel per turn deliver fast-travel capabilities, drastically reducing cycle times in high-speed automation. The ACME thread type and Class 2C fit ensure smooth, low-friction movement and excellent power transmission, minimizing backlash and enhancing positional accuracy. This combination of speed, ±0.009" per ft. accuracy, and high 72,000 psi tensile strength provides engineers with a reliable component that boosts system throughput and longevity while reducing maintenance needs.

Specification Summary & Compliance

This precision ACME screw adheres to inch system standards with a 3/4"-8 thread size and Class 2C thread fit, providing defined clearances for reliable performance. It is fully threaded with a right-hand direction and is manufactured to deliver a consistent 0.5" travel per turn with a travel distance accuracy of ±0.009" per foot. The component is compliant with RoHS 3 (2015/863/EU), ensuring it is free of hazardous substances and suitable for use in regulated industries and international markets.