S-92240A635 3/8"-16 x 3 1/2" 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
- Exceptional corrosion resistance from 18-8 stainless steel construction, ensuring long-term reliability in harsh environments
- High tensile strength of 80,000 psi provides superior load-bearing capacity for demanding industrial applications
- Rockwell B70 hardness delivers excellent wear resistance and durability under repeated stress
- Class 2A thread fit with UNC coarse threading enables quick assembly and reliable performance in various materials
- Full threading along the 3-1/2" length offers maximum fastening flexibility and secure engagement
- External hex drive design allows for high-torque installation with standard tools
- Comprehensive regulatory compliance ensures material safety and international acceptance
Professional Applications & Engineering Value
These 3/8"-16 UNC hex head screws deliver critical performance advantages for industrial assembly challenges. The 18-8 stainless steel composition provides inherent corrosion resistance, making these fasteners ideal for applications exposed to moisture, chemicals, or outdoor elements. The coarse UNC thread pattern combined with Class 2A thread fit ensures rapid installation and reliable holding power in various substrates, from metal fabrication to heavy equipment assembly. With 80,000 psi tensile strength and Rockwell B70 hardness, these fully threaded hex screws maintain structural integrity under vibration and heavy loads, solving common failure points in industrial fastening systems. The external hex drive accommodates high-torque applications where secure fastening is paramount.
Specification Summary & Compliance
This 3/8"-16 UNC hex head screw features precise Class 2A thread tolerances with coarse thread spacing, manufactured to ASME B18.2.1 specifications for dimensional accuracy and performance reliability. The fastener meets RoHS 3 (2015/863/EU) compliance for restricted substance control and REACH (EC 1907/2006) compliance for chemical safety, ensuring environmental responsibility and global market acceptance.
