S-90128A516 5/8"-11 x 1 3/4" ASTM A574 Alloy Steel Socket Head Screws
Alloy Steel 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
- Exceptional tensile strength of 170,000 psi provides superior resistance to breaking and stripping under extreme loads.
- High hardness rating (Rockwell C37) ensures excellent wear resistance and long-term durability in demanding applications.
- Precision Class 3A thread fit guarantees reliable engagement and vibration resistance for secure fastening.
- Corrosion-resistant zinc plating on alloy steel protects against rust, extending the screw's service life in various environments.
- 1/2" hex drive and standard socket head allow for high-torque installation and easy access in confined spaces.
- Coarse UNC thread facilitates quick assembly and disassembly, reducing installation time.
- Full threading along the 1 3/4" length offers maximum grip and adjustability in a wide range of material thicknesses.
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, this 5/8"-11 UNC Socket Head Cap Screw delivers critical performance where failure is not an option. The zinc-plated alloy steel construction combats corrosion in harsh environments, from outdoor machinery to manufacturing plants, while the Class 3A thread fit and coarse thread design prevent loosening under vibration, a common challenge in dynamic assemblies. Its high tensile strength and Rockwell C37 hardness make it ideal for high-stress points in construction, automotive, and heavy equipment, ensuring a reliable, long-lasting connection that minimizes maintenance needs and downtime.
Specification Summary & Compliance
This screw features a 5/8"-11 UNC coarse thread with a precision Class 3A thread fit for accurate engagement. It is manufactured in compliance with ASTM A574 specifications for high-strength socket head cap screws, ensuring consistent quality and performance. The product is also RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting stringent environmental and safety regulations for use in global markets.
