S-93255A451 3/4"-6 x 6" ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Superior Load Handling: With a tensile strength of 53,000 psi, this lead screw reliably supports heavy-duty applications without failure.
• Enhanced Corrosion Resistance: The zinc plating on carbon steel provides a durable protective layer, extending service life in various industrial environments.
• Precise Linear Motion Control: A travel distance of 0.167" per turn ensures accurate and repeatable positioning for automated systems.
• Optimized Thread Engagement: Class 2G thread fit offers consistent performance with reduced risk of binding or backlash in motion assemblies.
• High Durability Under Stress: Rockwell B61 hardness maintains thread integrity and resists wear during continuous operation.
• Broad Compatibility: Fully threaded right-hand Acme design allows flexible integration with standard nuts and components.
• Reliable Standard Compliance: Manufactured to ASTM A108, ensuring consistent quality and material properties for engineering projects.

Professional Applications & Engineering Value

This 3/4"-6 ACME lead screw in Grade 2 zinc plated carbon steel is engineered to address critical needs in precision machinery, such as CNC systems, linear actuators, and lifting equipment. The fully threaded Acme profile and right-hand direction deliver efficient power transmission with minimal friction, while the Class 2G thread fit ensures smooth operation and longevity by reducing play. Its 0.167" travel per turn provides exact movement control, essential for applications requiring repeatable accuracy. Built to withstand high loads and resist corrosion, this screw minimizes downtime and maintenance costs in demanding industrial settings, from manufacturing automation to material handling systems.

Specification Summary & Compliance

This lead screw adheres to Class 2G thread fit tolerances for reliable assembly, with Acme thread type and 3/4"-6 thread size in the inch system. It meets ASTM A108 specifications for material consistency and performance, and the zinc plating offers basic corrosion protection suitable for standard industrial use. The product is designed to comply with general industry standards for mechanical components, ensuring dependable operation in engineered systems.