S-92185A110 4-40 x 1/2" Super-Corrosion-Resistant 316 Stainless Steel Socket Head Screws
Super-Corrosion-Resistant 316 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 with 316 Stainless Steel construction, ideal for harsh environments and chemical exposure
- Exceptional thread precision with Class 3A fit for reliable, vibration-resistant assemblies and reduced risk of cross-threading
- High mechanical strength offering 70,000 psi tensile strength and Rockwell B70 hardness for heavy-duty load applications
- Enhanced durability and wear resistance from passivated finish, extending service life and maintaining appearance
- Secure and efficient installation with standard hex socket drive and 3/32" drive size, minimizing tool slippage
- Versatile coarse UNC threading for faster assembly and better performance in high-vibration settings
- Full regulatory compliance with RoHS 3 and REACH, ensuring safety and environmental standards in global markets
Professional Applications & Engineering Value
This 4-40 UNC Socket Head Cap Screw in 316 Stainless Steel is engineered to address critical challenges in industrial and marine settings where corrosion, high stress, and precise fit are paramount. The passivated finish enhances surface integrity, preventing galling and seizing during repeated use. With a Class 3A thread fit and coarse thread spacing, it ensures quick, accurate installation in equipment such as pumps, valves, and machinery frames, reducing downtime. The hex drive socket head design allows for high torque application in confined spaces, making it a reliable choice for OEMs and maintenance teams requiring corrosion-resistant screws that perform under demanding conditions.
Specification Summary & Compliance
This screw adheres to UNC thread standards with a Class 3A thread fit for precise dimensional accuracy. It is manufactured in the inch system with a length of 1/2" and is fully threaded for consistent engagement. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring it meets stringent environmental and safety regulations for industrial use.
