S-91251A667 7/16"-14 x 3/4" ASTM A574 Alloy Steel Socket Head Screws
Alloy Steel 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
- Exceptional tensile strength of 170,000 psi provides reliable performance in high-stress industrial applications
- Superior thread precision with Class 3A fit ensures consistent, vibration-resistant fastening connections
- Black-oxide surface treatment on alloy steel offers enhanced corrosion resistance for extended service life
- Standard hex socket drive design allows for high-torque installation in confined spaces
- Coarse UNC threading enables quick assembly and disassembly while maintaining secure holding power
- Full-threaded construction delivers maximum engagement strength across the entire fastener length
- Rockwell C37 hardness rating ensures excellent wear resistance and durability under repeated use
Professional Applications & Engineering Value
These socket head cap screws deliver critical performance advantages for demanding industrial applications where reliability cannot be compromised. The black-oxide alloy steel construction provides superior corrosion protection in harsh environments while maintaining the high tensile strength required for heavy machinery, automotive assemblies, and structural frameworks. The 7/16"-14 UNC coarse thread configuration ensures rapid installation and removal without sacrificing holding power, making these fasteners ideal for production lines and maintenance applications where efficiency matters. The hex socket drive design enables high-torque tightening in space-constrained applications, while the Class 3A thread fit guarantees precise engagement that resists loosening under vibration and dynamic loads.
Specification Summary & Compliance
This socket head cap screw features precision 7/16"-14 UNC coarse threads with Class 3A fit for superior dimensional accuracy. Manufactured to ASTM A574 specification for high-strength socket head cap screws, ensuring consistent quality and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making it suitable for global industrial applications with strict material compliance requirements.
