S-92186A998 1 3/4"-5 x 9" 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
- Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for heavy-duty load-bearing applications
- Reliable thread engagement through UNC coarse threading and Class 2A fit, ensuring consistent fastening performance
- Optimized drive efficiency with external hex drive and 2 5/8" head width for high-torque installation
- Enhanced design flexibility with partial threading allowing unthreaded shank sections for precise clamping applications
- Full regulatory compliance meeting ASME B18.2.1 specifications while being RoHS 3 and REACH compliant
- Right-hand thread design providing standard directional fastening compatible with common industrial equipment
Professional Applications & Engineering Value
This 316 stainless steel hex head screw delivers critical performance advantages in demanding industrial settings where corrosion resistance and structural integrity are paramount. The combination of UNC coarse threads and Class 2A thread fit ensures rapid installation and reliable engagement in heavy machinery, structural steel connections, and chemical processing equipment. The external hex drive accommodates high torque applications while the partially threaded design provides precise clamping control. With exceptional 70,000 psi tensile strength, this fastener maintains joint integrity under extreme vibration and load conditions, making it ideal for marine infrastructure, offshore platforms, and industrial processing facilities where failure is not an option.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2A thread fit and UNC coarse thread specifications. Complies with ASME B18.2.1 manufacturing standards and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulatory requirements. Features include 1 3/4"-5 thread size, 9" overall length, 3 3/4" minimum thread length, and right-hand thread direction.
