S-93615A110 4-40 x 1/4" 18-8 Stainless Steel Low-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and long-term reliability
• High tensile strength of 70,000 psi ensures secure fastening under heavy loads, reducing the risk of failure
• Class 3A thread fit provides precise, tight tolerances for consistent assembly and vibration resistance
• Low profile socket head design allows for use in confined spaces while maintaining easy hex drive access
• Fully threaded shank offers maximum grip and uniform load distribution along the entire length
• Rockwell B70 hardness enhances durability and wear resistance, extending service life
• Compliance with RoHS 3 and REACH ensures environmental safety and meets global regulatory standards

Professional Applications & Engineering Value

This 4-40 UNC low socket head cap screw is engineered to address critical challenges in industrial assembly, such as space constraints and corrosion susceptibility. Made from 18-8 stainless steel, it provides excellent resistance to rust and chemicals, making it suitable for applications in electronics, machinery, and outdoor equipment. The coarse UNC thread and Class 3A fit ensure quick installation and reliable performance in high-vibration environments, while the low profile head and hex drive facilitate easy tightening in tight spaces. With a tensile strength of 70,000 psi, it delivers robust fastening for demanding industrial uses, reducing maintenance needs and downtime.

Specification Summary & Compliance

This fastener features a 4-40 UNC coarse thread with Class 3A fit for precise dimensional accuracy, a 1/4" length, and fully threaded design. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for industrial components.