S-92220A257 3/8"-16 x 5/8" ASTM A574 Alloy Steel Low-Profile Socket Head Screws
Alloy Steel Low-Profile Socket 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 coating for extended service life in harsh industrial environments
- Exceptional tensile strength of 140,000 psi ensures reliable performance under high-stress applications
- Precision Class 3A thread fit provides consistent engagement and vibration resistance in critical assemblies
- Low-profile socket head design allows installation in confined spaces while maintaining full torque capability
- Optimized torque transmission through 3/16" hex drive prevents stripping and ensures secure fastening
- Enhanced durability with Rockwell C39 hardness maintains structural integrity through repeated use
- Full regulatory compliance with ASTM A574, RoHS 3, and REACH for global industrial applications
Professional Applications & Engineering Value
These black-oxide alloy steel socket head cap screws deliver exceptional performance in demanding industrial settings where space constraints and corrosion resistance are critical concerns. The low-profile socket head design combined with the 3/16" hex drive enables efficient installation in tight clearance applications while maximizing torque transmission. The Class 3A thread fit and UNC coarse threading ensure rapid assembly and superior vibration resistance in machinery, automotive, and heavy equipment applications. The 140,000 psi tensile strength and Rockwell C39 hardness provide reliable fastening in high-stress environments, while the black-oxide surface treatment offers enhanced protection against oxidation and environmental degradation.
Specification Summary & Compliance
This 3/8"-16 UNC low socket head cap screw features precision Class 3A thread fit with coarse threading for optimal engagement. Manufactured to ASTM A574 specifications with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations. The fastener maintains dimensional accuracy throughout its 5/8" fully threaded length, ensuring consistent performance across industrial applications requiring reliable, high-strength fastening solutions.
