S-92240A578 5/16"-18 x 1/2" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws
18-8 Stainless Steel Hex 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
- Exceptional corrosion resistance from 18-8 Stainless Steel, ideal for harsh environments and long-term reliability.
- High tensile strength of 80,000 PSI ensures secure, vibration-resistant fastening for demanding applications.
- Class 2A thread fit provides consistent, reliable engagement and easier assembly without sacrificing performance.
- Coarse UNC thread allows for quicker installation and reduced risk of cross-threading in various materials.
- External hex drive and hex head design offers superior torque transmission and easy access with standard tools.
- Full threading along the 1/2" length maximizes grip and load distribution across the entire fastener.
- Compliance with ASME B18.2.1, RoHS, and REACH guarantees quality, safety, and environmental standards for industrial use.
Professional Applications & Engineering Value
This 5/16"-18 UNC Hex Head Screw in 18-8 Stainless Steel is engineered to address common industrial challenges such as corrosion, mechanical stress, and assembly efficiency. The coarse thread and Class 2A fit ensure quick, reliable fastening in equipment manufacturing, construction, and machinery assembly, reducing installation time and minimizing thread damage. Its high tensile strength and Rockwell B70 hardness provide durability against vibrations and loads, while the external hex drive allows for high-torque applications with standard wrenches. Fully threaded for maximum holding power, this screw is a trusted solution for industrial hex screws requiring corrosion resistance and compliance with rigorous standards.
Specification Summary & Compliance
This screw features a 5/16"-18 UNC coarse thread with Class 2A fit for standard tolerance and ease of use. It meets ASME B18.2.1 specifications for dimensional accuracy and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for global industrial applications.
