S-93465A778 5/16"-18 x 1/2" Brass Socket Head Screws
Brass Socket Head Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Superior corrosion resistance from premium brass construction, ideal for harsh industrial environments where rust prevention is critical
- Exceptional thread precision with Class 3A fit ensures reliable, vibration-resistant fastening and reduces assembly errors
- High mechanical strength with 50,000 psi tensile strength and Rockwell B55 hardness for demanding applications
- Secure hex drive engagement using 1/4" drive prevents cam-out and allows for high-torque installation
- Optimized coarse threading (5/16"-18 UNC) enables rapid assembly and superior performance in softer materials
- Full thread coverage along the 1/2" length provides maximum grip and load distribution
- Regulatory compliance with RoHS 3 and REACH standards ensures environmental safety and global market acceptance
Professional Applications & Engineering Value
Engineered for precision industrial brass fasteners applications, this 5/16"-18 UNC brass socket head cap screw addresses critical challenges in machinery, electrical enclosures, and marine equipment. The corrosion-resistant brass material prevents galvanic reactions and maintains integrity in humid or chemical-exposed environments. With its Class 3A thread fit and coarse threading, it delivers rapid installation and exceptional clamp force retention in vibration-prone assemblies. The 1/4" hex drive and standard socket head profile enable secure tool engagement in confined spaces, reducing stripping risks. These features make it ideal for industrial applications requiring reliable fastening performance combined with regulatory compliance.
Specification Summary & Compliance
This socket head cap screw features precise 5/16"-18 UNC coarse threads with Class 3A thread fit per ASME B1.1 standards, ensuring tight tolerances for high-performance assemblies. The 1/2" length and fully threaded design provide consistent engagement. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety requirements for industrial components.
