S-94559A118 6-32 x 1/2" 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 (40,000 psi) ensures reliable performance in demanding industrial applications
- 6061 aluminum construction provides excellent strength-to-weight ratio and corrosion resistance
- Flanged rounded head design eliminates the need for separate washers and distributes load evenly
- Hex drive compatibility (5/64") allows for secure installation with standard tools
- UNC coarse threading with Class 2A fit enables quick assembly and superior vibration resistance
- Fully threaded shank maximizes grip length and fastening versatility
- RoHS 3 and REACH compliance meets international environmental regulations for industrial use
Professional Applications & Engineering Value
This 6061 aluminum flanged rounded head screw combines lightweight durability with exceptional 40,000 psi tensile strength and Rockwell B40 hardness, making it ideal for applications where weight reduction and corrosion resistance are critical. The UNC coarse thread pattern with Class 2A fit ensures rapid installation and maintains secure fastening in high-vibration environments common in machinery, electronics enclosures, and automotive assemblies. The integrated flange design provides superior bearing surface distribution, preventing surface damage while the hex drive compatibility guarantees torque-resistant installation. These aluminum fasteners deliver optimal performance in aerospace, marine, and precision equipment applications where both mechanical integrity and regulatory compliance are essential.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2A thread fit and UNC coarse threading (6-32) specifications. Compliant with RoHS 3 (2015/863/EU) under exemption 6(b)-II for lead as an alloying element in aluminum, and REACH (EC 1907/2006) regulations. The screw features a 1/2" length with fully threaded design and meets industrial fastening requirements for dimensional accuracy and material performance.
