S-90276A622 3/8"-16 x 3/4" ASME B18.6.3 Steel Round Head Slotted Screws
Steel Round Head Slotted 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 zinc-plated steel construction, extending service life in demanding industrial environments
- High tensile strength of 60,000 psi provides reliable fastening performance under heavy loads and vibration
- Rockwell B69 hardness ensures excellent durability and resistance to wear during installation and use
- Class 2A thread fit offers consistent, reliable engagement while maintaining easy assembly
- UNC coarse threading enables quick installation and reduced cross-threading risks in various materials
- Slotted drive design allows for straightforward installation with standard tools
- Fully threaded shank provides maximum grip length and uniform clamping force distribution
Professional Applications & Engineering Value
This zinc-plated steel rounded head slotted screw delivers exceptional performance in demanding industrial applications where corrosion resistance and mechanical strength are critical. The 3/8"-16 UNC coarse threading with Class 2A fit ensures reliable fastening in metal assemblies, machinery, and structural components, while the rounded head profile distributes clamping force evenly. The zinc plating provides essential protection against rust and environmental degradation, making these screws ideal for outdoor equipment, manufacturing facilities, and automotive applications. With 60,000 psi tensile strength and Rockwell B69 hardness, these fasteners maintain integrity under vibration and dynamic loads, reducing maintenance frequency and downtime in production environments.
Specification Summary & Compliance
This 3/4" length screw features precise Class 2A thread fit with UNC coarse threading (16 TPI) and right-hand thread direction. Manufacturing complies with ASME B18.6.3 specifications for dimensional accuracy and performance standards. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting international environmental and safety regulations for industrial use.