S-92865A483 3/4"-16 x 4" ASME B18.2.1, SAE J429 Medium-Strength Grade 5 Steel Hex Head Screws
Medium-Strength Grade 5 Steel Hex 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 120,000 PSI ensures reliable performance in high-stress applications, preventing fastener failure.
- Superior corrosion resistance from the zinc plating protects the steel screw in demanding industrial environments, extending service life.
- Fine UNF thread design (3/4"-16) provides enhanced clamping force and vibration resistance for secure, long-lasting connections.
- High-strength Grade 5 classification and Rockwell C25 hardness guarantee durability and resistance to wear and deformation.
- Precise Class 2A thread fit allows for smooth assembly and disassembly, reducing installation time and labor costs.
- Full threading along the 4" length offers maximum grip and adjustability in a wide range of material thicknesses.
- External hex drive and hex head design enables high-torque installation with standard tools, ensuring a tight and secure fit.
Professional Applications & Engineering Value
This Grade 5 hex head screw is engineered to solve critical fastening challenges in heavy-duty industrial applications. The combination of zinc plated steel construction and fine UNF threading provides exceptional resistance to loosening under vibration, making it ideal for machinery, structural frameworks, and construction projects. Its high tensile strength and Rockwell C25 hardness ensure it can withstand significant loads without stripping or shearing, addressing common failure points in demanding environments. The fully threaded 4" length and external hex drive allow for versatile and efficient installation, reducing downtime and maintenance costs while meeting rigorous ASME B18.2.1 and SAE J429 standards for reliability and safety.
Specification Summary & Compliance
This screw features a 3/4"-16 UNF fine thread with Class 2A thread fit for precise dimensional accuracy and easy assembly. It is manufactured in compliance with ASME B18.2.1 and SAE J429 specifications, ensuring consistent quality and performance. The product is also RoHS 3 (2015/863/EU) Compliant, meeting environmental regulations for hazardous substance restrictions.
