S-92198A567 1/4"-20 x 6 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 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 and in demanding structural applications.
- Rockwell B70 hardness provides excellent durability and resistance to wear, extending the screw's service life.
- UNC coarse threading and Class 2A thread fit allow for faster assembly and reliable engagement, minimizing cross-threading risks.
- Partial threading design offers optimal clamping force for specific joint requirements, enhancing connection security.
- External hex drive and hex head facilitate easy installation and removal with standard tools, improving workflow efficiency.
- Compliance with ASME B18.2.1 ensures consistent quality, dimensional accuracy, and interoperability in industrial setups.
Professional Applications & Engineering Value
This 1/4"-20 x 6-1/2" hex head screw is engineered to address common industrial challenges, such as corrosion-induced failures and assembly inefficiencies. Crafted from 18-8 stainless steel, it provides superior resistance to rust and chemicals, making it ideal for outdoor, marine, and chemical processing equipment. The UNC coarse thread and partial threading enhance grip and reduce the risk of loosening under vibration, while the external hex drive ensures quick, secure fastening in tight spaces. With an 80,000 psi tensile strength and Rockwell B70 hardness, it delivers reliable performance in heavy-duty applications like machinery assembly, structural frameworks, and construction projects, minimizing downtime and maintenance needs.
Specification Summary & Compliance
This screw adheres to precise dimensional standards, including a Class 2A thread fit for consistent engagement and UNC coarse threading with a 1/4"-20 size. It meets ASME B18.2.1 specifications for hex head screws, ensuring uniformity and reliability. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, supporting environmental safety and regulatory requirements in industrial supply chains.
