S-92186A811 5/8"-11 x 4 1/4" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws
Super-Corrosion-Resistant 316 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 316 stainless steel construction, ideal for harsh industrial and marine environments.
- High tensile strength of 70,000 PSI ensures reliable performance under heavy loads and vibration.
- Rockwell B70 hardness provides excellent durability and resistance to wear and deformation.
- Coarse UNC threading and Class 2A fit allow for faster assembly and easier engagement in a variety of materials.
- External hex drive and 15/16" head width offer secure, high-torque installation with standard tools.
- Partial threading design provides optimal clamping force for applications requiring a non-threaded shank section.
- Compliance with ASME B18.2.1, RoHS 3, and REACH guarantees consistent quality and environmental safety for global supply chains.
Professional Applications & Engineering Value
This 5/8"-11 UNC hex head screw is engineered from 316 stainless steel to solve critical challenges in demanding applications such as chemical processing equipment, marine hardware, and structural assemblies. The coarse thread and Class 2A thread fit ensure rapid, reliable installation even in materials prone to galling, reducing assembly time and labor costs. The partially threaded design concentrates clamping force precisely where needed, preventing joint loosening under dynamic loads. With its external hex drive and robust 70,000 PSI tensile strength, it provides a secure, high-integrity fastening solution for heavy-duty industrial and construction projects, ensuring long-term reliability in corrosive or high-stress environments.
Specification Summary & Compliance
This screw features a 5/8"-11 UNC coarse thread with a Class 2A thread fit for consistent dimensional accuracy and easy assembly. It is manufactured in compliance with the ASME B18.2.1 standard, ensuring interchangeability and performance reliability. The product is also confirmed to be RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting stringent environmental and safety regulations for hazardous substances.
