S-94105A381 3/8"-24 x 5/16" ASME B18.3, ASTM F912 Set Screws
Set 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 black-oxide coating on alloy steel for extended service life in demanding environments
- Precise thread engagement with Class 3A UNF fine threads ensuring vibration-resistant, reliable fastening
- High-strength performance backed by Rockwell C45 hardness for exceptional load-bearing capacity
- Space-saving headless design with hex drive for flush mounting in confined assembly spaces
- Secure torque transmission through 3/16" hex drive preventing tool slippage during installation
- Flat tip configuration providing maximum surface contact for superior grip on shafts and components
- Regulatory compliance meeting international environmental and safety standards for global applications
Professional Applications & Engineering Value
This black-oxide alloy steel set screw delivers exceptional engineering value in industrial applications where vibration resistance and space constraints are critical concerns. The UNF Class 3A fine thread configuration maintains secure fastening under dynamic loads, preventing loosening in machinery, automotive assemblies, and precision equipment. The headless hex drive design allows for flush installation in tight spaces while the Rockwell C45 hardness ensures the fastener withstands repeated adjustments without deformation. The black-oxide surface treatment provides reliable corrosion protection, extending service life in harsh operating environments while the flat tip maximizes contact area for superior holding power on shafts and rotating components.
Specification Summary & Compliance
Manufactured to ASME B18.3 specifications with Class 3A thread fit ensuring precision tolerance for critical applications. Features 3/8"-24 UNF fine threads with right-hand direction and 5/16" length in inch measurement system. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting international standards for industrial fastener applications requiring verified material safety and performance reliability.
