S-90276A728 1/2"-13 x 4" ASME B18.6.3 Steel Round Head Slotted Screws
Steel Round Head Slotted 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 through zinc-plated steel construction, extending service life in harsh industrial environments
- High tensile strength of 60,000 psi ensures reliable performance under heavy loads and vibration
- Class 2A thread fit provides optimal assembly efficiency while maintaining secure fastening
- Fully threaded design offers maximum grip length and uniform stress distribution
- Rockwell B69 hardness delivers excellent durability and resistance to wear
- Coarse UNC threading enables quick installation and reduced cross-threading risks
- Rounded slotted head combines traditional tool compatibility with smooth surface profile
Professional Applications & Engineering Value
This zinc-plated steel rounded head screw addresses critical industrial fastening challenges where corrosion resistance and high tensile strength are paramount. The 1/2"-13 UNC coarse thread configuration provides exceptional holding power in construction, heavy machinery, and structural applications, while the fully threaded design ensures maximum engagement in various material thicknesses. The slotted drive system maintains compatibility with standard tools, making it ideal for maintenance and repair operations. Engineered to withstand demanding conditions, this fastener delivers reliable performance in assembly lines, equipment manufacturing, and infrastructure projects where 60,000 psi tensile strength and consistent thread engagement are essential for long-term structural integrity.
Specification Summary & Compliance
This 1/2"-13 x 4" rounded head slotted screw features Class 2A thread fit tolerances per UNC standards, ensuring precise dimensional accuracy for industrial applications. Manufacturing specifications comply with ASME B18.6.3 for dimensional consistency and performance reliability. The product meets RoHS 3 (2015/863/EU) compliance for restricted substances and REACH (EC 1907/2006) regulations, confirming environmental responsibility and workplace safety standards.
