S-93026A655 1"-5 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Reliable Power Transmission: Left-hand ACME thread design ensures stable, non-backdriving motion for precise control in demanding applications.
• Enhanced Durability: Carbon steel construction with Rockwell B75 hardness provides excellent wear resistance and long service life under repetitive use.
• Consistent Performance: Class 2G thread fit guarantees smooth engagement with mating components, reducing vibration and maintaining alignment.
• Predictable Movement: 0.2" travel distance per turn delivers accurate linear positioning with 1:1 speed ratio for straightforward motion control.
• Versatile Coupling Capability: Coupling nut design enables secure connection of two ACME threaded rods in extended linear assemblies.
• Corrosion Resistance Ready: Carbon steel material can be easily coated or plated for additional protection in harsh industrial environments.
• Standard Compatibility: Inch system measurement ensures seamless integration with existing ACME lead screw setups and replacement parts.

Professional Applications & Engineering Value

This left-hand ACME thread coupling nut addresses critical challenges in precision linear motion systems where reverse-direction operation or anti-loosening characteristics are essential. The carbon steel construction with Rockwell B75 hardness provides the optimal balance between machinability and strength, resisting deformation under continuous operation. Engineers specify this component for applications requiring reliable power transmission in machine tools, clamping devices, and positioning systems where the left-hand thread direction prevents unintended disengagement in rotating assemblies. The Class 2G thread fit ensures minimal backlash while maintaining smooth operation, crucial for maintaining accuracy in automated equipment. With 0.2" travel per turn, this nut delivers predictable linear advancement, making it ideal for applications demanding repeatable positioning in industrial automation, packaging machinery, and motion control systems.

Specification Summary & Compliance

This coupling nut features 1"-5 left-hand ACME threads with Class 2G thread fit per ASME B1.5 standards, ensuring proper clearance for smooth operation. Manufactured from carbon steel with Rockwell B75 hardness, the component delivers consistent performance in inch-based systems. The design provides 0.2" travel distance per complete revolution with a 1:1 speed ratio for direct motion transfer. While thrust load capacity is not rated, the nut is engineered for general industrial applications and can be supplied with various surface treatments to meet specific environmental requirements, including RoHS and REACH compliance upon request.