S-91255A153 6-32 x 1" ASTM F835 Steel Button Head Hex-Drive Screws
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
- Exceptional durability with 120,000 psi tensile strength and Rockwell C39 hardness, ideal for heavy-duty industrial applications.
- Enhanced corrosion resistance from the black-oxide finish, extending service life in demanding environments.
- Secure and precise fastening with Class 3A thread fit and UNC coarse thread, ensuring reliable connections.
- Easy installation and removal using a standard 5/64" hex drive, reducing assembly time and effort.
- Versatile partial threading allows for adjustable grip length, accommodating various material thicknesses.
- Compliance with industry standards including ASME B18.3 and ASTM F835, guaranteeing quality and safety.
- Environmentally responsible design meeting RoHS 3 and REACH regulations, supporting sustainable operations.
Professional Applications & Engineering Value
These 6-32 UNC thread rounded head screws are engineered to address common industrial challenges, such as vibration loosening and material fatigue. Made from black-oxide alloy steel, they provide superior strength and resistance to wear, making them ideal for machinery, automotive, and electronics assemblies. The coarse thread and partial threading enhance grip in softer materials, while the button head style offers a low-profile, flush finish that minimizes snagging. By integrating hex drive compatibility, these screws ensure quick, tool-efficient installations, reducing downtime in high-volume production lines and improving overall fastening reliability in critical applications.
Specification Summary & Compliance
This product adheres to precise dimensional standards, including Class 3A thread fit for tight tolerances and UNC coarse thread specifications. It meets ASME B18.3 and ASTM F835 manufacturing guidelines, ensuring consistent performance. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances for safe use in various industries.
