S-1343K132 5/8"-8 x 1 1/4" Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional durability and wear resistance with 932 Bearing Bronze construction and Brinell 65 hardness, ensuring long service life in high-friction applications.
• High load-bearing capability supporting up to 2000 lbs dynamic thrust load for reliable performance in heavy-duty machinery.
• Precision thread engagement with Class 2C thread fit, offering smooth operation and reduced backlash in inch-based systems.
• Consistent linear motion control featuring 0.125" travel per turn and single-start Acme threads for predictable and accurate positioning.
• Easy integration and maintenance due to standard right-hand threading and round nut design, simplifying assembly in industrial setups.
• Robust material performance with bronze's natural lubricity, minimizing the need for additional lubrication in demanding environments.

Professional Applications & Engineering Value

This 5/8-8 ACME bronze nut is engineered to address common challenges in precision linear motion systems, such as wear under high loads and misalignment in repetitive operations. Made from 932 Bearing Bronze, it provides excellent resistance to galling and corrosion, which is critical in applications like CNC machinery, automated actuators, and heavy-duty presses. The Class 2C thread fit ensures tight yet smooth engagement with lead screws, reducing vibration and improving positional accuracy. With a dynamic thrust load capacity of 2000 lbs and right-hand thread direction, it delivers reliable performance in environments requiring consistent force transmission and minimal maintenance, making it ideal for industrial automation and motion control systems where precision and durability are paramount.

Specification Summary & Compliance

This nut adheres to inch system standards with precise dimensions: 1-1/4" length and 1.859" diameter. It features Acme thread type in size 5/8"-8 with Class 2C thread fit for optimal tolerance, ensuring compatibility with standard lead screws. Manufactured to meet industry specifications for dynamic thrust load capacity and material hardness, it complies with common engineering norms such as ASME for thread forms, though specific RoHS or REACH declarations should be verified per batch for environmental standards.