S-92865A016 1/4"-28 x 2" 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 load-bearing capacity with 120,000 psi tensile strength for reliable performance in demanding applications
- Superior corrosion resistance through zinc plating that protects against environmental degradation
- Precise Class 2A thread fit ensures smooth installation and secure fastening in critical assemblies
- Optimized torque transmission via external hex drive design for efficient installation with standard tools
- Enhanced durability from Rockwell C25 hardness that maintains structural integrity under stress
- Full threading coverage along the 2" length provides maximum grip and holding power
- Industry-standard compliance with ASME B18.2.1 and SAE J429 specifications for guaranteed quality
Professional Applications & Engineering Value
These Grade 5 steel hex head screws deliver exceptional engineering value in industrial settings where vibration resistance and structural integrity are paramount. The UNF fine threading (1/4"-28) provides superior clamping force distribution compared to coarse threads, making them ideal for precision machinery, heavy equipment assemblies, and automotive applications. The zinc plated finish offers reliable corrosion protection in moderate environments, while the external hex drive design ensures secure tool engagement during high-torque installations. With full threading along the entire 2" length, these fasteners maximize contact surface area for enhanced load distribution in critical joints.
Specification Summary & Compliance
Manufactured to exacting Class 2A thread fit tolerances with UNF fine threading (1/4"-28) per industry standards. These hex head screws comply with ASME B18.2.1 and SAE J429 specifications for dimensional accuracy and mechanical properties. The product meets RoHS 3 (2015/863/EU) compliance requirements, ensuring environmental responsibility while delivering 120,000 psi tensile strength and Rockwell C25 hardness for consistent performance in industrial applications.
