S-92186A586 5/16"-18 x 1 3/8" 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 with 316 Stainless Steel construction, ideal for harsh chemical and marine environments
- High tensile strength of 70,000 psi ensures reliable load-bearing capacity for demanding industrial applications
- Rockwell B70 hardness provides excellent durability and resistance to wear and deformation
- Partially threaded design with Class 2A fit offers precise engagement and vibration-resistant fastening
- External hex drive and 1/2" head width enable easy installation with standard tools and high torque application
- Full compliance with RoHS 3 and REACH ensures environmental safety and regulatory acceptance in global markets
- Coarse UNC thread pattern facilitates quick assembly and reduced cross-threading risks
Professional Applications & Engineering Value
This 5/16"-18 UNC hex head screw in 316 Stainless Steel addresses critical challenges in corrosive and high-stress environments. The material's enhanced molybdenum content provides exceptional resistance to chlorides and acidic conditions, preventing premature failure in chemical processing, marine, and food industry applications. The partially threaded design combined with Class 2A thread fit ensures optimal clamp load distribution while minimizing stress concentration points. With external hex drive compatibility, maintenance teams can achieve proper torque values efficiently, reducing installation time and improving joint integrity. These industrial hex bolts deliver long-term reliability where corrosion protection and mechanical strength are paramount.
Specification Summary & Compliance
Manufactured to ASME B18.2.1 specifications with Class 2A thread fit tolerance for consistent threading performance. Dimensions include 5/16"-18 UNC coarse thread with 1 3/8" length and 7/8" minimum thread length. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting international standards for hazardous substance restrictions.
