S-94967A562 3/8"-16 x 1 1/2" ASME B18.2.1, ASTM B117, 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 corrosion resistance with black protective coating, extending service life in harsh environments
- High tensile strength (120,000 psi) for reliable performance in demanding industrial applications
- Precise Class 2A thread fit ensures smooth installation and secure fastening connections
- Coarse UNC threading provides superior resistance to vibration loosening and faster assembly
- Full threading along 1½" length offers maximum grip range and adjustment flexibility
- External hex drive design enables high-torque installation with standard tools
- Grade 5 strength classification delivers optimal balance of durability and cost-effectiveness
Professional Applications & Engineering Value
These Grade 5 hex head screws with black corrosion-resistant coating are engineered to solve critical fastening challenges in industrial environments. The coarse UNC thread pattern combined with Class 2A thread fit ensures rapid installation while maintaining vibration resistance in machinery, structural steel connections, and heavy equipment assemblies. The fully threaded design along the entire 1½" length provides maximum engagement surface, distributing stress evenly and preventing joint failure. With 120,000 psi tensile strength and Rockwell C25 hardness, these screws withstand extreme mechanical loads while the protective coating resists corrosion in outdoor or chemically aggressive settings, making them ideal for construction, manufacturing, and automotive applications where reliability is paramount.
Specification Summary & Compliance
This 3/8"-16 hex head screw features precise Class 2A thread fit per UNC standards with 1½" length and external hex drive. Manufactured to meet ASME B18.2.1, ASTM B117, and SAE J429 specifications for dimensional accuracy and performance. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors.
