S-92240A304 5/16"-24 x 7/8" 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 with 18-8 stainless steel construction, ideal for harsh industrial environments and outdoor applications.
- High tensile strength of 80,000 psi ensures reliable, durable fastening under significant mechanical stress and vibration.
- Precise Class 2A thread fit guarantees smooth assembly, reduces cross-threading risks, and improves installation efficiency.
- Fine UNF threading (5/16"-24) provides a tighter seal and enhanced load distribution compared to coarse threads.
- External hex drive and hex head design allows for high-torque application with standard tools, speeding up maintenance and assembly.
- Full threading along the 7/8" length offers maximum grip and adjustability in a wide range of material thicknesses.
- Rockwell B70 hardness maintains thread integrity and resistance to wear over repeated use.
Professional Applications & Engineering Value
This 18-8 stainless steel hex head screw is engineered to address critical challenges in demanding sectors such as machinery assembly, automotive manufacturing, and structural frameworks. The 5/16"-24 UNF fine thread and Class 2A fit ensure minimal play and superior vibration resistance, preventing loosening in dynamic applications. With an 80,000 psi tensile strength and excellent corrosion resistance, it provides long-term reliability in environments exposed to moisture, chemicals, and temperature variations. The external hex drive facilitates quick, secure installation with common wrenches, reducing labor time and enhancing project efficiency for industrial maintenance and OEM production lines.
Specification Summary & Compliance
This screw adheres to ASME B18.2.1 dimensional standards, ensuring precise Class 2A thread tolerances for consistent fit and performance. It is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, confirming the absence of hazardous substances and meeting international environmental and safety regulations for industrial use.
