S-95090A108 5/8"-8 ASTM B505 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Superior wear resistance and self-lubricating properties from 932 Bearing Bronze material, reducing maintenance needs and extending service life in high-friction applications.
• Precise 0.125" linear travel per revolution ensures accurate positioning and repeatable motion control for automated systems.
• Class 2G thread fit provides optimal clearance for smooth operation while maintaining alignment with ACME lead screws.
• Right-hand single-start thread design offers straightforward integration and reliable performance in standard linear motion setups.
• ASTM B505 compliance guarantees material consistency and mechanical properties for industrial-grade reliability.
• RoHS 3 compliance with exemption ensures environmental regulatory adherence without compromising bronze alloy performance.
• Compact 1-1/32" height and 1-9/32" diameter allows easy installation in space-constrained assemblies.

Professional Applications & Engineering Value

This 932 Bearing Bronze ACME nut is engineered to address common challenges in linear motion systems, such as thread wear and misalignment. The bronze composition naturally resists galling and provides dry lubrication, minimizing the risk of seizing under continuous operation. With its Class 2G thread fit and right-hand Acme thread, it ensures consistent engagement with lead screws, reducing backlash and improving positional accuracy in CNC machinery, lifting equipment, and precision actuators. The 0.125" travel per turn delivers controlled movement, making it ideal for applications requiring fine adjustments. Compliant with ASTM B505, this nut offers dependable performance in industrial environments where material integrity and regulatory compliance are critical.

Specification Summary & Compliance

This ACME lead screw nut features a 5/8"-8 thread size with Class 2G thread fit per standard Acme specifications, ensuring dimensional accuracy and interchangeability. Manufactured from 932 Bearing Bronze as per ASTM B505, it meets material composition and performance guidelines. The product is RoHS 3 (2015/863/EU) compliant under exemption 6(c) for lead in copper alloys, supporting environmental and safety standards in industrial components.