S-93255A431 1/2"-10 x 6" ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Consistent 0.1" travel per turn ensures predictable linear motion and precise positioning in automated systems.
• Zinc plating on carbon steel provides excellent corrosion resistance, extending service life in demanding industrial environments.
• Grade 2 strength rating (53,000 PSI tensile) offers reliable load-bearing capacity for a wide range of mechanical applications.
• Class 2G thread fit guarantees smooth engagement with mating nuts, reducing wear and ensuring long-term operational accuracy.
• Fully threaded, right-hand Acme design allows for versatile mounting and efficient power transmission in both directions.
• ASTM A108 compliance certifies consistent material quality and manufacturing integrity for dependable performance.
• Rockwell B61 hardness provides a durable surface that resists deformation under repeated use.

Professional Applications & Engineering Value

This 1/2"-10 ACME lead screw is engineered for precision linear motion systems where reliability is non-negotiable. The zinc plated carbon steel construction combats rust in humid or washdown environments, common in packaging, CNC positioning, and material handling equipment. The Acme thread form is specifically chosen for its efficiency in converting rotary to linear motion with minimal backlash, while the Class 2G thread fit ensures smooth, low-friction operation that reduces motor strain and maintenance intervals. Its fully threaded, 6-inch length offers design flexibility for various travel requirements, making it a robust and cost-effective solution for engineers seeking durable performance in industrial automation and machinery.

Specification Summary & Compliance

This lead screw features a 1/2"-10 ACME thread with a Class 2G thread fit per inch measurement system standards, ensuring dimensional accuracy for reliable assembly. It is manufactured from carbon steel to Grade 2 mechanical properties, providing a tensile strength of 53,000 PSI and a hardness of Rockwell B61. The product is fully compliant with the ASTM A108 specification for standard quality carbon steel bars, confirming its suitability for general industrial use and adherence to established material and manufacturing standards.