S-93190A539 1/4"-20 x 5/8" 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 from 316 stainless steel construction, ideal for harsh chemical 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
- Class 2A thread fit offers consistent, reliable assembly with standard mating components
- External hex drive design allows for easy installation and removal with common tools
- Full threading along the 5/8" length maximizes grip strength and load distribution
- Compliance with ASME B18.2.1 standards guarantees dimensional accuracy and interchangeability
Professional Applications & Engineering Value
These 316 stainless steel hex head screws deliver exceptional performance in demanding industrial settings where corrosion resistance and mechanical strength are critical. The UNC coarse thread configuration provides superior engagement in various materials, while the external hex drive enables high-torque installation without stripping. Engineered with fully threaded design and Class 2A thread fit, these fasteners ensure secure connections in chemical processing equipment, marine hardware, food processing machinery, and offshore applications. The combination of 70,000 psi tensile strength and Rockwell B70 hardness makes them ideal for applications subject to vibration, thermal cycling, and aggressive environments where reliability cannot be compromised.
Specification Summary & Compliance
This 1/4"-20 x 5/8" hex head screw features UNC coarse threads with Class 2A thread fit tolerance for precise dimensional accuracy. Manufacturing complies with ASME B18.2.1 specifications, ensuring consistent quality and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making it suitable for use in regulated industries and international markets.
