S-91306A271 10-24 x 7/16" ASTM F835 Steel Button Head Hex-Drive Screws
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
- Exceptional load-bearing capacity with 120,000 psi tensile strength for reliable performance in demanding applications.
- Superior corrosion resistance due to zinc-plated alloy steel construction, extending service life in harsh environments.
- Precise and secure thread engagement with Class 3A thread fit, minimizing the risk of loosening under vibration.
- Easy installation and removal using a standard 1/8" hex drive, reducing assembly time and tooling requirements.
- Full threading along the 7/16" length ensures maximum grip and uniform stress distribution in fastened materials.
- High durability and wear resistance from Rockwell C39 hardness, maintaining integrity through repeated use.
- Compliance with major industry standards including ASME B18.3 and ASTM F835, guaranteeing consistent quality and safety.
Professional Applications & Engineering Value
These 10-24 UNC rounded head screws are engineered to address critical fastening challenges in industrial settings. The zinc-plated alloy steel material provides excellent protection against corrosion, making them ideal for outdoor equipment, machinery, and automotive assemblies exposed to moisture. The coarse thread design and Class 3A thread fit ensure quick, reliable installation in various materials, reducing the risk of cross-threading and improving assembly efficiency. With a fully threaded shank and button head style, they offer consistent clamping force and a low-profile finish, perfect for applications where space is limited and high tensile strength is required to withstand dynamic loads and vibrations.
Specification Summary & Compliance
This product adheres to precise dimensional standards, including Class 3A thread fit for tight tolerances and UNC coarse thread specifications. It is manufactured in compliance with ASME B18.3 and ASTM F835 standards, ensuring consistent performance. Additionally, it meets environmental regulations such as RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), confirming its suitability for global markets and sustainable industrial practices.
