S-92240A246 1/2"-20 x 5/8" 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 environments and reducing maintenance costs.
- High tensile strength of 80,000 psi ensures reliable performance under heavy loads, minimizing the risk of fastener failure.
- Precise Class 2A thread fit provides smooth assembly and secure fastening, reducing installation time and improving joint integrity.
- External hex drive design allows for high-torque application with standard tools, facilitating quick and easy installation or removal.
- Fine UNF threading offers improved vibration resistance and finer adjustment capabilities in precision assemblies.
- Full threading along the 5/8" length ensures maximum grip and versatility for various material thicknesses.
- Compliance with ASME B18.2.1, RoHS 3, and REACH guarantees consistent quality, safety, and environmental responsibility for global supply chains.
Professional Applications & Engineering Value
This 1/2"-20 UNF hex head screw is engineered from 18-8 Stainless Steel to address common industrial challenges such as corrosion in marine, chemical, or outdoor settings. The fine thread and Class 2A fit provide exceptional clamping force and vibration resistance, critical in machinery, automotive, and structural applications where loosening can lead to equipment failure. With an external hex drive, it supports high-torque installations, ensuring secure fastening in heavy-duty assemblies. Fully threaded for uniform stress distribution, this screw enhances longevity and reliability in demanding engineering projects, reducing downtime and maintenance costs while meeting strict industry standards.
Specification Summary & Compliance
This product features a 1/2"-20 UNF fine thread with Class 2A thread fit for precise dimensional accuracy. It is manufactured in compliance with ASME B18.2.1 specifications and adheres to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material consistency for industrial use.
