S-92196A113 4-40 x 3/4" ASME B18.3 18-8 Stainless Steel Socket Head Screws
18-8 Stainless Steel Socket Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance from 18-8 Stainless Steel construction, ideal for harsh environments and extended service life.
- Exceptional thread reliability with Class 3A fit, ensuring precise engagement and vibration resistance in critical assemblies.
- High-strength performance with a tensile strength of 70,000 psi, providing dependable fastening under significant loads.
- Optimized drive engagement using a 3/32" hex socket, allowing for high torque application and reduced risk of cam-out.
- Enhanced durability with a Rockwell B70 hardness rating, resisting wear and deformation during installation and use.
- Broad compatibility with UNC coarse threads and a 3/4" fully threaded design, offering versatile fastening solutions.
- Regulatory peace of mind by meeting ASME B18.3, RoHS 3, and REACH standards, ensuring safety and environmental compliance.
Professional Applications & Engineering Value
This 4-40 UNC Socket Head Cap Screw is engineered to address common industrial challenges such as component loosening due to vibration and corrosion-induced failure. Manufactured from 18-8 Stainless Steel, it provides excellent resistance to rust and chemical exposure, making it suitable for applications in machinery, electronics, and outdoor equipment. The Class 3A thread fit and coarse thread design ensure quick assembly and secure fastening, even in high-stress environments. Its socket head with a 3/32" hex drive allows for compact installation in confined spaces, enhancing design flexibility. This screw is a reliable choice for engineers seeking a corrosion-resistant, high-strength fastener that maintains integrity over time.
Specification Summary & Compliance
This screw features a 4-40 UNC thread with a Class 3A fit for precise dimensional accuracy, a length of 3/4", and is fully threaded. It complies with the ASME B18.3 standard for socket head cap screws, ensuring consistent quality and performance. Additionally, it is confirmed to be RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for industrial use.
