S-95155A371 2"-4 ASTM B16 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 360 Brass construction, ideal for humid or chemically exposed environments without compromising performance.
• Precise linear motion control with 0.25" travel per turn, ensuring accurate positioning in automated systems and machinery.
• Enhanced durability and wear resistance due to Rockwell B75 hardness, extending service life under repetitive use.
• Reliable left-hand thread engagement for specialized applications requiring reverse-direction movement or anti-loosening in rotating assemblies.
• Consistent thread fit and smooth operation with Class 2G thread fit, minimizing backlash and improving motion transfer efficiency.
• Easy installation and maintenance with standard hex nut design, allowing for straightforward wrench access in confined spaces.
• Compliance with industry standards per ASTM B16, ensuring material quality and dimensional consistency for engineering reliability.

Professional Applications & Engineering Value

This ACME hex nut in 360 Brass is engineered to address common industrial challenges such as corrosion-induced failure and motion inaccuracy. Its left-hand thread design is critical for applications where standard right-hand threads may loosen under vibration, providing secure fastening in conveyor systems, valve controls, and precision lifting equipment. The single-start ACME thread with Class 2G fit offers smooth, low-friction movement, reducing wear on mating lead screws and ensuring long-term operational stability. Ideal for use in manufacturing, packaging, and automotive sectors, this nut delivers reliable performance in environments demanding corrosion-resistant and durable brass components, enhancing machinery uptime and reducing maintenance costs.

Specification Summary & Compliance

This nut features a 2"-4 ACME left-hand thread with Class 2G thread fit per standard inch measurement tolerances, ensuring precise engagement and minimal play. Manufactured from 360 Brass with a hardness of Rockwell B75, it complies with ASTM B16 specifications for material composition and dimensional accuracy. The product adheres to industry standards for quality and is suitable for general industrial use, though specific certifications like RoHS or REACH should be verified per batch if required for environmental compliance.