S-97014A643 1"-4 x 6 ft. ASTM A193 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 316 stainless steel construction, ideal for harsh or washdown environments
• High mechanical strength and durability with a tensile strength of 75,000 psi and Rockwell B97 hardness for reliable, long-term performance
• Precise and predictable linear motion with a 0.25" travel distance per turn, ensuring accurate positioning in automated systems
• Superior thread engagement and wear resistance due to the Class 2G thread fit, reducing backlash and extending service life
• Guaranteed material quality and consistency as it meets ASTM A193 and is manufactured to ASTM Grade B8M standards
• Safe for use in regulated industries with full compliance to RoHS 3 (2015/863/EU), containing no restricted hazardous substances
• Versatile right-hand, single-start ACME thread design provides efficient power transmission for a wide range of motion control applications

Professional Applications & Engineering Value

This 1"-4 ACME lead screw is engineered to solve critical challenges in precision motion control systems. The use of 316 stainless steel provides superior resistance to corrosion and chemicals, making it an optimal choice for food processing, medical equipment, and marine applications where moisture and corrosive agents are present. The ACME thread type and Class 2G thread fit offer an excellent balance between high load-carrying capacity and smooth, low-friction operation, minimizing wear and preventing jamming in high-duty cycles. Its 0.25" travel per turn delivers precise linear actuation, essential for CNC machinery, automated positioning tables, and valve actuators, ensuring repeatable accuracy and reducing maintenance downtime. The combination of high tensile strength and defined hardness ensures it can withstand significant thrust loads without deformation, providing long-term reliability in demanding industrial environments.

Specification Summary & Compliance

This fully threaded, right-hand ACME lead screw features a 1"-4 thread size with a Class 2G thread fit, ensuring dimensional accuracy and proper mating with nuts. It is manufactured from 316 Stainless Steel to ASTM Grade B8M and conforms to the ASTM A193 specification for alloy-steel and stainless steel fasteners for high-temperature service. The product is RoHS 3 (2015/863/EU) Compliant, adhering to environmental directives for hazardous substance restrictions.