S-1343K231 3/8"-8 x 3/4" Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional Durability: Crafted from 932 Bearing Bronze with Brinell 65 hardness, this nut withstands heavy loads and resists wear in demanding industrial environments.
• High Load Capacity: Supports up to 700 lbs of dynamic thrust, ensuring reliable performance in high-stress applications without failure.
• Precision Movement: Delivers consistent 0.125" travel per turn for accurate positioning and smooth operation in automated systems.
• Secure Thread Engagement: Features a Class 2C thread fit for optimal clearance and reduced binding in left-hand Acme thread assemblies.
• Corrosion Resistance: The bronze material offers inherent resistance to corrosion, extending service life in harsh conditions.
• Versatile Design: Round nut type with single-start threads provides easy integration into various machinery and lead screw setups.
• Left-Hand Thread Compatibility: Enables reverse motion or specialized configurations where standard right-hand threads are not suitable.

Professional Applications & Engineering Value

This 3/8-8 left-hand Acme thread bronze nut is engineered to address critical challenges in precision motion control and heavy-load scenarios. Its 932 Bearing Bronze construction, combined with a Brinell 65 hardness, ensures long-term reliability by minimizing wear and deformation under continuous use. The Acme thread type and Class 2C fit provide smooth, low-friction movement with excellent backlash control, making it ideal for applications like linear actuators, CNC machinery, and lifting equipment where precise 0.125" travel per turn is essential. The left-hand thread direction allows for unique mechanical designs, such as counter-rotating systems or safety mechanisms, while the 700 lbs dynamic thrust capacity supports rigorous industrial demands without compromising performance.

Specification Summary & Compliance

This nut adheres to inch system standards with a thread size of 3/8"-8 and Class 2C thread fit for precise tolerances. It is manufactured to meet industry specifications for Acme threads, ensuring compatibility with standard lead screws. The component complies with relevant material and safety guidelines, including RoHS and REACH, for use in various industrial sectors.