S-94559A111 6-32 x 1/4" Aluminum Oversized-Flange Button Head Hex-Drive Screws
Aluminum Oversized-Flange 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
- High tensile strength of 40,000 psi ensures reliable performance in demanding applications, reducing the risk of fastener failure.
- Lightweight 6061 aluminum construction provides excellent corrosion resistance and reduces overall assembly weight without sacrificing durability.
- Integrated flange design eliminates the need for a separate washer, distributing load evenly and speeding up installation.
- 5/64" hex drive offers secure, slip-resistant engagement for precise torque application and easy installation in confined spaces.
- Fully threaded 6-32 UNC coarse thread with Class 2A fit ensures quick assembly and strong holding power in various materials.
- RoHS 3 and REACH compliance guarantees environmental safety and meets stringent international regulatory standards for industrial use.
- Rounded button head profile provides a low-profile, aesthetically pleasing finish while minimizing snagging risks.
Professional Applications & Engineering Value
This 6-32 UNC coarse thread aluminum button head screw is engineered to address common industrial challenges such as weight reduction and corrosion resistance. Made from 6061 aluminum, it offers an optimal balance of strength and lightweight properties, ideal for applications in electronics, aerospace, and machinery where every gram counts. The flanged design simplifies assembly by acting as an integrated washer, reducing part count and installation time. With a fully threaded right-hand configuration and hex drive, it ensures quick, secure fastening even in hard-to-reach areas. Its 40,000 psi tensile strength and Rockwell B40 hardness provide dependable performance in vibration-prone environments, making it a versatile choice for industrial screws requiring durability and regulatory compliance.
Specification Summary & Compliance
This screw features precise Class 2A thread fit per UNC standards, ensuring consistent engagement and reliability. Dimensions include a 1/4" length, 0.55" flange diameter, and coarse thread spacing for efficient installation. It complies with RoHS 3 (2015/863/EU) with exemption 6(b)-II for lead in aluminum alloys and REACH (EC 1907/2006) regulations, affirming its suitability for global industrial markets.
