S-92185A106 4-40 x 1/4" Super-Corrosion-Resistant 316 Stainless Steel Socket Head Screws
Super-Corrosion-Resistant 316 Stainless Steel Socket 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 with 316 stainless steel construction and passivated finish, ideal for harsh marine and chemical environments
- Exceptional mechanical strength offering 70,000 psi tensile strength and Rockwell B70 hardness for reliable load-bearing performance
- Precise thread engagement with Class 3A fit and UNC coarse threads ensuring secure, vibration-resistant fastening in industrial applications
- Easy installation and removal using standard 3/32" hex drive tools, reducing assembly time and maintenance efforts
- Full thread coverage along the 1/4" length providing maximum grip and uniform stress distribution
- Compliance with environmental regulations including RoHS 3 and REACH, ensuring safe usage in regulated industries
- Durable socket head design resisting stripping and enabling high-torque applications with standard hex drive compatibility
Professional Applications & Engineering Value
Engineered for demanding industrial settings, this 316 stainless steel socket head cap screw delivers critical performance where corrosion resistance and mechanical reliability are paramount. The passivated finish enhances surface durability against chemical exposure, making it suitable for marine equipment, chemical processing plants, and food-grade machinery. With its 4-40 UNC coarse threads and Class 3A fit, it ensures precise alignment and vibration resistance in assemblies subject to dynamic loads. The combination of 70,000 psi tensile strength and Rockwell B70 hardness provides long-term structural integrity, reducing maintenance frequency and downtime in critical applications.
Specification Summary & Compliance
This fastener meets Class 3A thread fit tolerances for high-precision applications, manufactured to UNC coarse thread standards with right-hand orientation and full threading. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety. Dimensions include 1/4" length, 0.183" head diameter, and 3/32" hex drive size for consistent performance across industrial fastener systems.
