S-95373A179 3/8"-16 x 5" ASME B18.2.1, ASTM A307 Low-Strength Steel Hex Head Screws
Low-Strength 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 corrosion resistance with hot-dipped galvanized finish, ideal for harsh industrial environments
- High tensile strength of 60,000 psi ensures reliable performance under heavy loads
- Class 2A thread fit provides smooth assembly and consistent engagement
- Partially threaded design offers superior clamping force in structural applications
- External hex drive enables high-torque installation with standard tools
- Coarse UNC threading allows for quick installation and reduced cross-threading risk
- Rockwell B69 hardness maintains thread integrity through repeated use
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these 3/8"-16 UNC hex head screws deliver exceptional value in construction, machinery assembly, and structural frameworks. The hot-dipped galvanized finish provides superior protection against corrosion, extending service life in outdoor or high-moisture environments. With partial threading and coarse UNC threads, these fasteners offer optimal clamping force while resisting vibration-induced loosening. The external hex drive accommodates high-torque applications, ensuring secure installations in heavy equipment, steel structures, and industrial machinery where reliability is critical. These steel screws maintain dimensional stability across temperature variations, making them suitable for both static and dynamic load applications.
Specification Summary & Compliance
Manufactured to exacting standards, these hex head screws feature Class 2A thread fit tolerance for consistent engagement and 3/8"-16 UNC coarse threading for reliable performance. Full compliance with ASME B18.2.1 and ASTM A307 specifications ensures dimensional accuracy and mechanical properties. Environmental compliance is maintained through RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) adherence, confirming these fasteners meet international regulatory requirements for industrial use.
