S-91735A867 5/16"-18 x 1 1/4" ASME B18.6.3 Stainless Steel Pan Head Phillips Screws
Stainless Steel Pan Head Phillips 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 corrosion resistance with 316 stainless steel construction, ideal for harsh environments and chemical exposure
- Superior mechanical strength offering 80,000 psi tensile strength and Rockwell B85 hardness for reliable load-bearing performance
- Optimized thread engagement with fully threaded UNC coarse spacing design for faster installation and secure fastening
- Precision thread fit with Class 2A tolerance ensuring consistent mating with nuts and threaded holes
- Enhanced durability through passivated surface finish that improves corrosion resistance and extends service life
- User-friendly installation with Phillips No. 4 drive and rounded pan head design for efficient driving and reduced cam-out risk
- Regulatory compliance meeting ASME B18.6.3 standards, RoHS 3, and REACH for quality assurance and environmental safety
Professional Applications & Engineering Value
Engineered for demanding industrial environments, this 316 stainless steel rounded head Phillips screw delivers exceptional performance where corrosion resistance is critical. The passivated finish provides an additional protective layer against chemical attacks, making it ideal for marine equipment, chemical processing plants, and food processing machinery. With its fully threaded UNC coarse spacing and Class 2A thread fit, installation is accelerated while maintaining precise alignment and vibration resistance. The combination of 80,000 psi tensile strength and Rockwell B85 hardness ensures reliable performance under mechanical stress, while the Phillips No. 4 drive and rounded pan head design facilitate efficient assembly in confined spaces. These industrial screws are specifically designed to address common challenges of fastener failure in corrosive or high-stress applications.
Specification Summary & Compliance
This screw features precise Class 2A thread fit with UNC coarse thread spacing (5/16"-18) and fully threaded design. Manufacturing complies with ASME B18.6.3 standards for dimensional accuracy and performance. The product is certified RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring environmental safety and regulatory adherence for industrial applications.
