S-90585A210 6-32 x 1/4" ASME B18.3 Stainless Steel Hex Drive Flat Head Screws
Stainless Steel Hex Drive Flat 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 in harsh environments due to 316 stainless steel construction with passivated finish
- Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for reliable performance under heavy loads
- Precision thread engagement with Class 3A thread fit ensuring secure fastening and vibration resistance
- Optimized flush mounting with standard 82° countersink angle for seamless surface integration
- Easy installation and removal with 5/64" hex drive design requiring minimal clearance
- Full thread coverage along the 1/4" length for maximum grip and load distribution
- Regulatory compliance assurance meeting ASME B18.3 standards and environmental regulations including RoHS 3 and REACH
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these 316 stainless steel flat head screws provide critical corrosion resistance in chemical processing, marine, and food equipment where moisture and corrosive agents are present. The 6-32 UNC coarse threading with Class 3A thread fit ensures rapid assembly while maintaining vibration resistance in machinery and equipment. The 82° countersink angle creates flush surfaces in precision assemblies, while the hex drive configuration allows for high-torque installation in confined spaces. The passivated finish enhances surface durability, making these fully threaded screws ideal for permanent installations requiring maximum holding power and environmental compliance.
Specification Summary & Compliance
This fastener maintains precision Class 3A thread fit per UNC standards with dimensional compliance to ASME B18.3 specifications. The manufacturing process ensures consistent head diameter tolerance (-0.044" to 0") and proper thread spacing for reliable performance. Regulatory compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) requirements, confirming environmental safety for industrial applications worldwide.
