S-92949A313 0-80 x 1/2" 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 industrial environments.
- Precise assembly and reliable fastening ensured by Class 3A thread fit and fine UNF threading for minimal vibration loosening.
- High mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for demanding applications.
- Efficient installation and removal using the hex drive design, providing secure tool engagement and reducing slippage.
- Consistent quality and interchangeability guaranteed by compliance with ASME B18.3 manufacturing standards.
- Enhanced safety and environmental compliance through RoHS 3 and REACH regulations, suitable for global markets.
- Versatile fully threaded design allows for maximum grip and adjustment across the entire 1/2" length.
Professional Applications & Engineering Value
This 0-80 UNF stainless steel screw is engineered to address critical challenges in precision assemblies, such as electronics, aerospace components, and medical devices. 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. Its fine thread spacing and Class 3A thread fit deliver tight tolerances, reducing the risk of thread stripping and ensuring secure fastening under vibration. The rounded (button) head and hex drive facilitate easy installation in confined spaces, while the fully threaded 1/2" length offers uniform clamping force. Ideal for applications requiring high tensile strength and compliance with industry standards, this screw minimizes maintenance and enhances reliability in industrial fasteners systems.
Specification Summary & Compliance
This product features a Class 3A thread fit with UNF thread type and fine thread spacing, ensuring high precision and interchangeability. It meets ASME B18.3 specifications for dimensional accuracy and performance. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting safe and environmentally responsible use in various industries.
