S-92655A693 1"-8 x 2 1/4" ASTM A193 18-8 Stainless Steel Heavy Hex Head Screws for High-Pressure Applications
18-8 Stainless Steel Heavy Hex Head Screws for High-Pressure Applications
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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
- Exceptional corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
- Superior mechanical strength delivering 75,000 psi tensile strength for heavy-duty load-bearing applications
- Precise thread engagement with Class 2A fit ensuring reliable assembly and vibration resistance
- Optimized installation efficiency through coarse UNC threading and external hex drive for quick fastening
- Enhanced durability with Rockwell B96 hardness maintaining structural integrity under repeated stress
- Full-threaded design providing maximum grip length and uniform stress distribution
- Industry compliance meeting ASTM A193 Grade B8 specifications for critical engineering applications
Professional Applications & Engineering Value
These 1"-8 UNC hex head screws deliver critical performance advantages in demanding industrial settings. The 18-8 stainless steel composition provides excellent corrosion resistance for chemical processing, marine, and food equipment applications where environmental factors degrade ordinary fasteners. The coarse thread spacing combined with Class 2A thread fit ensures rapid installation and superior vibration resistance in heavy machinery, structural frameworks, and pressure vessel assemblies. With fully threaded construction and ASTM A193 Grade B8 certification, these fasteners maintain clamping force integrity in high-temperature and high-pressure systems, preventing joint failure and reducing maintenance cycles across critical infrastructure projects.
Specification Summary & Compliance
Manufactured to UNC thread specifications with Class 2A thread fit tolerance for precise engagement. Complies with ASTM A193 Grade B8 standards for high-temperature service. The inch system measurement ensures compatibility with North American industrial equipment. Meets material composition and mechanical property requirements for demanding engineering applications where consistent performance and regulatory compliance are essential.
