S-91802A191 8-32 x 5/16" ASME B18.6.3 Stainless Steel Phillips Oval Head Screws
Stainless Steel Phillips Oval 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 passivated 18-8 stainless steel construction, ideal for harsh industrial environments
- Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B80 hardness for reliable load-bearing performance
- Precision thread engagement through Class 2A thread fit and UNC coarse threading, ensuring secure fastening and vibration resistance
- Optimized drive efficiency with Phillips No. 2 drive style, providing excellent torque transfer and reduced cam-out risk
- Enhanced flush mounting capability with standard oval head profile and 82° countersink angle for smooth surface finishes
- Full-threaded design offering maximum grip length and uniform stress distribution across the entire fastener
- Regulatory compliance assurance meeting ASME B18.6.3 standards and environmental regulations including RoHS 3 and REACH
Professional Applications & Engineering Value
These passivated 18-8 stainless steel oval head screws deliver critical performance advantages in demanding industrial applications where corrosion resistance and mechanical reliability are paramount. The combination of 80,000 psi tensile strength and Rockwell B80 hardness ensures these fully threaded screws maintain integrity under sustained loads and vibration. The UNC coarse thread design with Class 2A fit provides rapid installation and secure fastening in various materials, while the Phillips drive offers familiar, efficient driving with reduced tool slippage. The oval head profile with standard dimensions creates a finished appearance when countersunk, making these flat head screws ideal for applications requiring both structural integrity and aesthetic considerations in machinery, enclosures, and assembly fixtures.
Specification Summary & Compliance
This 8-32 x 5/16" oval head screw maintains precise dimensional accuracy with Class 2A thread fit and UNC coarse thread specifications. Manufacturing complies with ASME B18.6.3 standards for dimensional consistency and performance reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence for global industrial supply chains.
