S-92949A316 1-64 x 1/4" ASME B18.3 Stainless Steel Button Head Hex-Drive Screws
Stainless Steel Button Head Hex-Drive 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 18-8 Stainless Steel construction and passivated finish, ideal for harsh environments
- Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for reliable load-bearing performance
- Precise thread engagement through Class 3A fit and UNC coarse threading, ensuring secure fastening and vibration resistance
- Easy installation and removal with 0.050" hex drive design, reducing assembly time and tool slippage
- Consistent quality assurance by meeting ASME B18.3 standards, guaranteeing dimensional accuracy and interchangeability
- Environmental and regulatory compliance with RoHS 3 and REACH, supporting sustainable and safe manufacturing practices
- Versatile fully threaded design allowing adjustable positioning and uniform stress distribution along the entire 1/4" length
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these 1-64 UNC threaded rounded head screws address critical challenges in machinery, electronics, and automotive assemblies. The 18-8 Stainless Steel material combined with a passivated finish provides excellent resistance to oxidation and chemical exposure, extending service life in corrosive settings. The hex drive and button head profile facilitate tight spaces and high-torque installations, minimizing stripping risks. With a coarse thread and Class 3A fit, these fasteners deliver superior clamping force and vibration resistance, preventing loosening in dynamic environments. Ideal for precision equipment and structural frameworks, they ensure long-term reliability and reduce maintenance downtime.
Specification Summary & Compliance
This product adheres to Class 3A thread fit and UNC coarse thread standards with a diameter of 0.073" and 1/4" length. Manufacturing conforms to ASME B18.3 specifications for dimensional consistency. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring the absence of hazardous substances.
