S-91658A172 3/8"-16 x 1" 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 304 Stainless Steel construction, ideal for harsh industrial environments and outdoor applications.
- Enhanced holding power and resistance to loosening from the coarse UNC thread and Class 2A fit, ensuring a secure, reliable fastening.
- Easy installation and high torque capability provided by the internal 3/16" hex drive, allowing for a flush, headless finish.
- Minimized surface damage and precise positioning due to the integrated 304 Stainless Steel ball tip, which offers a larger contact area.
- Consistent mechanical strength and durability with a uniform Rockwell C30 hardness throughout the screw and tip.
- Broad industry compliance and environmental safety, meeting RoHS 3 and REACH regulations for global supply chain use.
- Versatile right-hand thread design for standard assembly processes, compatible with common UNC threaded components.
Professional Applications & Engineering Value
Engineered for demanding applications, this 3/8"-16 UNC set screw provides a robust solution for securing components onto shafts, collars, and gears without protruding heads. The 304 Stainless Steel material offers excellent resistance to oxidation and many chemicals, making it suitable for machinery, automotive, and marine environments where corrosion resistance is critical. The headless hex drive design allows for a sleek profile and high torque application, while the precision ball tip reduces point loading and marring on contact surfaces. This combination ensures reliable performance in industrial set screws applications, from permanent assemblies to adjustable fixtures, enhancing equipment longevity and reducing maintenance needs.
Specification Summary & Compliance
This set screw adheres to UNC coarse thread standards with a Class 2A thread fit for consistent dimensional accuracy and ease of assembly. Manufacturing and material specifications ensure compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of restricted hazardous substances. The screw is supplied in inch measurements, with a thread size of 3/8"-16, length of 1", and a drive size of 3/16" hex, providing reliable performance for various mechanical fastening needs.
