S-92240A627 3/8"-16 x 1 3/8" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws
18-8 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 18-8 stainless steel construction, ideal for harsh industrial environments
- Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B70 hardness for heavy-duty applications
- Fast and secure installation with external hex drive design providing reliable torque transmission
- Optimized thread engagement through fully threaded UNC coarse pattern ensuring maximum holding power
- Precise dimensional consistency with Class 2A thread fit for reliable mating with standard nuts
- Broad compatibility with inch-system equipment and standard UNC threading specifications
- Regulatory compliance assurance meeting ASME B18.2.1, RoHS 3, and REACH standards
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these 3/8"-16 UNC hex head screws deliver exceptional performance where reliability is critical. The 18-8 stainless steel composition provides excellent corrosion resistance, making them ideal for outdoor equipment, marine applications, and chemical processing facilities. The coarse thread design ensures rapid installation and superior vibration resistance in heavy machinery, structural assemblies, and manufacturing equipment. With fully threaded construction and external hex drive, these fasteners offer maximum clamping force distribution and easy installation using standard tools. The combination of 80,000 psi tensile strength and Rockwell B70 hardness ensures they withstand extreme mechanical stresses without compromising integrity, providing long-term reliability in critical fastening applications.
Specification Summary & Compliance
This 3/8"-16 UNC hex head screw features precise Class 2A thread fit tolerances and complies with ASME B18.2.1 manufacturing standards. The inch-system fastener maintains dimensional accuracy with 1-3/8" length and 9/16" head width specifications. Regulatory compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe use across industrial sectors. The right-hand UNC coarse threading provides reliable performance in general-purpose applications requiring robust fastening solutions.