S-93190A546 1/4"-20 x 1 1/2" 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 in harsh environments thanks to premium 316 stainless steel construction
- High-strength performance with a 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
- Reliable and secure fastening ensured by the Class 2A thread fit and UNC coarse threading for easier assembly
- Efficient installation and removal with an external hex drive and standard 7/16" head width for common tools
- Full-length threading provides consistent grip and holding power along the entire 1 1/2" length
- Compliance with major industrial standards including ASME B18.2.1 for guaranteed dimensional accuracy and performance
- Environmentally responsible manufacturing with RoHS 3 and REACH compliance for regulated industries
Professional Applications & Engineering Value
This 1/4"-20 UNC hex head screw is engineered from 316 stainless steel, offering exceptional resistance to chemicals, saltwater, and other corrosive elements, making it ideal for marine, chemical processing, and outdoor infrastructure. The coarse thread and Class 2A fit provide excellent engagement in a variety of materials, reducing cross-threading risks and ensuring a reliable, vibration-resistant connection. With its external hex drive and robust 70,000 psi tensile strength, it delivers the durability needed for heavy-duty assemblies, structural frameworks, and machinery where long-term integrity under stress is critical. Its full compliance with ASME B18.2.1 ensures precise dimensions and interchangeability, streamlining maintenance and replacement in industrial settings.
Specification Summary & Compliance
This screw features a 1/4"-20 UNC thread with a Class 2A thread fit for standard tolerance and easy assembly. It is manufactured to meet ASME B18.2.1 specifications, ensuring dimensional accuracy and reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its adherence to environmental and safety standards for use in various global markets.
