S-93026A318 2"-4 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Precision left-hand Acme threading enables reliable reverse-motion applications and prevents accidental loosening in dynamic systems
• Class 2G thread fit tolerance ensures smooth engagement with mating components while maintaining necessary clearance for industrial applications
• Carbon steel construction with Rockwell B75 hardness provides excellent durability and wear resistance for extended service life
• 0.25" travel distance per revolution delivers consistent linear motion control for precise positioning requirements
• Single-start thread design offers straightforward installation and predictable performance in power transmission systems
• Coupling nut configuration allows secure connection between lead screw components with 4" height and 3" width dimensions
• Left-hand thread direction compatibility provides design flexibility for specialized mechanical systems requiring reverse threading

Professional Applications & Engineering Value

This 2"-4 left hand Acme thread coupling nut solves critical engineering challenges in industrial motion control systems. The carbon steel construction combined with Rockwell B75 hardness ensures exceptional wear resistance in high-cycle applications, reducing maintenance frequency and downtime. The Class 2G thread fit provides optimal clearance for smooth operation while maintaining precise alignment in lead screw assemblies. With its left-hand Acme threading and 0.25" travel per turn, this component is engineered for applications requiring reverse motion prevention or specialized directional control, making it ideal for manufacturing equipment, automated systems, and precision positioning mechanisms where reliability and consistent performance are paramount.

Specification Summary & Compliance

This coupling nut features 2"-4 left hand Acme threading with Class 2G fit tolerance according to industry standards, ensuring proper engagement and operational clearance. Manufactured from carbon steel with Rockwell B75 hardness, the component delivers consistent performance in industrial environments. The single-start thread design provides 0.25" travel distance per revolution with dimensions of 4" height and 3" width. While thrust load capacity is not rated, the nut is engineered to meet general industrial requirements for lead screw applications and complies with standard manufacturing specifications for Acme threaded components.