S-92240A307 5/16"-24 x 1 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
- Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh environments and washdown applications
- Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B70 hardness for reliable performance under heavy loads
- Precise, secure fastening with Class 2A thread fit and UNF fine thread design, minimizing the risk of loosening from vibration
- Easy installation and removal with a standard 1/2" external hex head, compatible with common wrenches and sockets
- Maximum grip and engagement from the fully threaded 1-1/2" length, providing consistent clamping force along the entire fastener
- Proven reliability and interchangeability by meeting ASME B18.2.1 dimensional standards
- Environmentally responsible manufacturing with compliance to RoHS 3 and REACH regulations
Professional Applications & Engineering Value
This 18-8 stainless steel hex head screw is engineered to solve critical fastening challenges in demanding industrial environments. The 5/16"-24 UNF fine thread and Class 2A fit provide superior resistance to vibrational loosening in machinery, automotive assemblies, and structural applications. The combination of 80,000 psi tensile strength and corrosion-resistant material ensures long-term reliability in exposed or chemically aggressive settings, from food processing equipment to marine hardware. The external hex drive and fully threaded design allow for efficient installation and maximum thread engagement, reducing assembly time while providing consistent clamping force across the entire 1-1/2" length.
Specification Summary & Compliance
This hex head screw features precision 5/16"-24 UNF fine threads with Class 2A fit tolerances, ensuring consistent performance and interchangeability. Manufactured to ASME B18.2.1 dimensional specifications with 80,000 psi tensile strength and Rockwell B70 hardness. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making it suitable for global industrial applications requiring verified material safety and sustainability standards.
