S-90575A148 4-40 x 6" Threaded Rods

Key Features & Benefits at a Glance

• Exceptional corrosion resistance in harsh environments thanks to 316 stainless steel construction, reducing maintenance and replacement costs.
• High tensile strength of 70,000 psi ensures reliable load-bearing capacity for demanding industrial applications.
• Class 2A thread fit provides consistent, easy assembly and interchangeability with standard UNC nuts and components.
• Fully threaded 6-inch design offers versatile positioning and secure fastening along the entire rod length.
• Coarse UNC threading with right-hand direction enables quick installation and robust holding power in various materials.
• Rockwell B70 hardness enhances durability and resistance to wear, extending service life under repetitive stress.
• Compliance with RoHS 3 and REACH ensures environmental safety and meets global regulatory standards for industrial use.

Professional Applications & Engineering Value

This 4-40 UNC fully threaded rod in 316 stainless steel is engineered to address common industrial challenges such as corrosion, vibration loosening, and high-stress fatigue. Its Class 2A thread fit and coarse thread spacing provide precise alignment and strong grip in machinery, electrical enclosures, and structural assemblies, minimizing the risk of thread stripping. The right-hand thread direction and full threading allow for easy adjustment and uniform load distribution, making it ideal for fastening applications in marine, chemical processing, and food equipment where corrosion resistance and regulatory compliance are critical. By combining high tensile strength with superior material properties, this rod delivers long-term reliability in demanding environments.

Specification Summary & Compliance

This threaded rod adheres to UNC thread standards with a Class 2A thread fit for consistent dimensional accuracy. It features a 4-40 thread size, coarse spacing, and right-hand direction, manufactured from 316 stainless steel with a tensile strength of 70,000 psi and hardness of Rockwell B70. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety standards for industrial fasteners.