S-91355A169 10-24 x 1/4" Steel Flanged Button Head Hex-Drive Screws
Steel Flanged 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 Black-Oxide coating on Alloy Steel, extending service life in harsh industrial environments.
- Exceptional tensile strength of 120,000 psi ensures reliable performance under high-stress conditions, reducing the risk of fastener failure.
- Precise Class 3A thread fit provides tighter tolerances for secure, vibration-resistant assemblies in critical applications.
- Integrated flange design eliminates the need for separate washers, speeding up installation and providing a larger bearing surface.
- Hex drive style with 1/8" drive size allows for easy installation and high torque application with standard tools.
- Fully threaded coarse (UNC) spacing enables faster driving and better grip in a variety of materials.
- Compliance with RoHS 3 and REACH regulations ensures environmental safety and suitability for global industrial supply chains.
Professional Applications & Engineering Value
This 10-24 UNC Class 3A Rounded Head Screw is engineered to address common industrial challenges such as vibration loosening and corrosion. The Black-Oxide Alloy Steel construction, combined with a Rockwell C32 hardness, provides excellent durability and wear resistance, making it ideal for heavy-duty machinery, automotive assemblies, and electrical enclosures. The flanged design distributes clamping force evenly, reducing surface damage and improving joint integrity. With coarse threading and a hex drive, it ensures quick, secure fastening in both metal and composite materials, minimizing assembly time while maximizing reliability in demanding environments.
Specification Summary & Compliance
This screw features a 10-24 UNC coarse thread with Class 3A fit for high precision, fully threaded along a 1/4" length. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance standards, ensuring it is free from hazardous substances and suitable for use in regulated industries. Manufactured to consistent quality, it supports reliable performance in applications requiring 120,000 psi tensile strength and robust mechanical properties.
