S-7549K94 M28 x 1 3/4" DIN 103 Metric Precision Lead Screws and Nuts

Key Features & Benefits at a Glance

• Superior wear resistance and durability thanks to manganese bronze construction with Brinell 126 hardness, ensuring long service life in demanding applications.
• High load-bearing capacity with a dynamic thrust load rating of 6,100 lbs, providing reliable performance under significant force.
• Exceptional tensile strength of 75,000 psi for robust operation and resistance to mechanical failure in high-stress environments.
• Precision 7H thread fit ensures smooth, low-friction engagement with the lead screw, minimizing backlash and enhancing motion control accuracy.
• Certified compliance with DIN 103 standards guarantees dimensional accuracy and interchangeability, simplifying integration into metric systems.
• Right-hand, single-start metric trapezoidal thread design offers consistent 5mm travel per turn for predictable and efficient linear motion.
• Optimized for industrial precision applications with external threading (1 31/32"-18 UNS) for secure mounting and stable operation.

Professional Applications & Engineering Value

This M28x5mm metric trapezoidal lead screw nut is engineered to address critical challenges in precision motion control systems, such as minimizing wear and ensuring positional accuracy in CNC machinery, automated actuators, and heavy-duty lifting equipment. The manganese bronze material provides excellent corrosion resistance and self-lubricating properties, reducing maintenance needs and downtime. With its 7H thread fit and DIN 103 certification, it delivers reliable, repeatable performance in high-load scenarios, preventing thread deformation and ensuring smooth operation. Ideal for applications requiring high dynamic thrust load capacity (6,100 lbs) and precise linear movement, this nut enhances system longevity and efficiency in industrial settings.

Specification Summary & Compliance

This externally threaded nut features an M28 metric trapezoidal thread with a 5mm pitch, manufactured to DIN 103 standards for dimensional accuracy. It includes a 7H thread fit for precise engagement, right-hand thread direction, and single-start design. The component meets industry specifications for material properties, including tensile strength and hardness, and complies with relevant standards for quality and performance in industrial applications.