S-90124A323 3/8"-16 x 1" ASME B18.2.1, SAE J429 Steel Wire-Lockable Hex Head Screws
Steel Wire-Lockable 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
- Superior corrosion resistance with black-oxide steel finish, extending service life in demanding industrial environments
- High-strength performance with Grade 5 rating and 120,000 psi tensile strength for reliable load-bearing applications
- Excellent thread engagement through UNC coarse threading and Class 2A fit, ensuring secure fastening in various materials
- Optimized drive efficiency with external hex head design providing maximum torque transfer during installation
- Full threading coverage along the 1" length enables consistent clamping force distribution
- Enhanced durability with Rockwell C25 hardness, resisting wear and deformation under stress
- Regulatory compliance meeting ASME B18.2.1, SAE J429 standards and RoHS 3 for global industrial use
Professional Applications & Engineering Value
This Grade 5 hex head screw delivers exceptional engineering value through its black-oxide steel construction and UNC coarse threading. The combination of 120,000 psi tensile strength and Rockwell C25 hardness addresses critical industrial challenges including vibration resistance, material fatigue, and environmental exposure. The fully threaded design with Class 2A thread fit ensures precise engagement in machinery assembly, structural frameworks, and heavy equipment manufacturing. The external hex drive facilitates efficient installation in confined spaces while maintaining torque integrity. These industrial hex screws are engineered to prevent loosening under dynamic loads, making them ideal for automotive, construction, and manufacturing applications where reliability is paramount.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit tolerances with UNC coarse threading (3/8"-16 thread size). Complies with ASME B18.2.1 and SAE J429 specifications for dimensional accuracy and mechanical properties. Meets RoHS 3 (2015/863/EU) compliance requirements for environmental safety. Features include 1" length, fully threaded design, and right-hand thread direction conforming to industrial fastening standards.
