S-91253A163 6-32 x 1/8" ASTM F835 Alloy Steel Hex Drive Flat Head Screws
Alloy Steel Hex Drive Flat 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
- Exceptional tensile strength of 130,000 psi ensures reliable performance in demanding industrial applications, reducing the risk of fastener failure.
- Superior corrosion resistance from the Black-Oxide finish on Alloy Steel extends service life in harsh environments, minimizing maintenance needs.
- Precision Class 3A thread fit provides tight, secure fastening with reduced vibration loosening for enhanced assembly stability.
- Fully threaded design with coarse UNC spacing allows for quicker installation and stronger holding power in various materials.
- Undercut flat head profile with an 82° countersink angle ensures a flush, low-profile finish that improves aesthetics and safety.
- Hex drive (5/64") offers easy, high-torque installation with common tools, speeding up assembly processes.
- Compliance with ASTM F835, RoHS 3, and REACH guarantees adherence to strict industry and environmental standards, ensuring product safety and reliability.
Professional Applications & Engineering Value
These 6-32 UNC flat head screws are engineered to address critical challenges in industrial and precision assembly, where high tensile strength and corrosion resistance are paramount. Made from Black-Oxide Alloy Steel with a Rockwell C39 hardness, they withstand heavy loads and harsh conditions, reducing downtime in machinery, electronics, and automotive systems. The fully threaded coarse spacing and Class 3A thread fit ensure rapid, secure fastening in metals and composites, while the undercut flat head design allows for seamless integration in countersunk holes, preventing protrusions that could interfere with moving parts. Ideal for applications requiring precision fasteners with reliable performance, these screws deliver long-term durability and compliance with global standards.
Specification Summary & Compliance
This screw features precise dimensions including a 1/8" length, Class 3A thread fit for tight tolerances, and UNC coarse thread spacing per standard specifications. It meets ASTM F835 for mechanical properties and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring environmental safety and material integrity in industrial use.
