S-92198A662 9/16"-12 x 3 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 with 18-8 stainless steel construction, ideal for harsh industrial environments
- High mechanical reliability from 80,000 psi tensile strength and Rockwell B70 hardness for demanding applications
- Secure fastening and easy installation with external hex drive and coarse UNC threads for quick assembly
- Optimized load distribution through partial threading, reducing stress concentration in assembled joints
- Precise dimensional fit ensured by Class 2A thread tolerance for consistent performance
- Long-term operational safety with compliance to ASME B18.2.1 and environmental standards (RoHS/REACH)
- Durable performance in heavy-duty settings due to robust inch-series dimensions and material integrity
Professional Applications & Engineering Value
This 9/16"-12 UNC hex head screw is engineered to address critical challenges in industrial assembly, where corrosion, vibration, and high tensile loads are common. The 18-8 stainless steel material provides excellent resistance to rust and chemical exposure, making it suitable for outdoor, marine, or chemical processing equipment. With a coarse thread design and partial threading, it ensures faster installation and reduced risk of thread stripping in soft or brittle materials. The external hex drive allows for high torque application, facilitating secure fastening in heavy machinery, structural frameworks, and transportation systems. By meeting ASME B18.2.1 specifications, it guarantees interchangeability and reliability, minimizing downtime and maintenance costs in B2B procurement scenarios.
Specification Summary & Compliance
This screw adheres to Class 2A thread fit for consistent engagement and dimensional accuracy under UNC standards. It conforms to ASME B18.2.1 manufacturing specifications, ensuring mechanical reliability and compatibility. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), confirming the absence of restricted substances for safe use in regulated industries.
