S-90575A142 4-40 x 3/4" Threaded Rods

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh chemical and marine environments
• High tensile strength of 70,000 psi ensures reliable load-bearing capacity and structural integrity in demanding applications
• Class 2A thread fit provides consistent, easy assembly with standard nuts while maintaining secure fastening
• Full threading along the entire 3/4" length offers maximum flexibility for adjustable positioning and installation
• Rockwell B70 hardness delivers excellent wear resistance and durability under mechanical stress
• Coarse UNC thread spacing enables quick assembly and disassembly while resisting vibration loosening
• Full regulatory compliance with RoHS 3 and REACH standards for safe use in regulated industries

Professional Applications & Engineering Value

This 4-40 UNC threaded rod in 316 stainless steel addresses critical engineering challenges in corrosive and high-stress environments. The fully threaded design provides continuous engagement for versatile mounting solutions in machinery, structural frameworks, and equipment assembly. Class 2A thread fit ensures compatibility with standard components while maintaining precision alignment. The coarse thread spacing enhances installation efficiency in industrial maintenance and manufacturing applications where vibration resistance is crucial. With exceptional corrosion resistance from its marine-grade composition, this threaded rod delivers long-term reliability in chemical processing, marine hardware, and outdoor installations where environmental factors degrade inferior materials.

Specification Summary & Compliance

This threaded rod maintains Class 2A thread fit tolerance per UNC standards with right-hand coarse threading and 4-40 thread size. Manufacturing conforms to industry standards for dimensional accuracy and mechanical properties including 70,000 psi tensile strength and Rockwell B70 hardness. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial applications worldwide.