S-90585A686 7/16"-14 x 1 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 thanks to 316 stainless steel construction and passivated finish
- Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for demanding applications
- Precise thread engagement with Class 3A thread fit ensuring reliable fastening and vibration resistance
- Easy installation and removal with 1/4" hex drive design providing secure tool engagement
- Optimal flush mounting with standard 82° countersink angle and flat head design for smooth surface finishes
- Full thread coverage along the 1-1/4" length for maximum grip and load distribution
- Industry compliance assurance meeting ASME B18.3 standards and environmental regulations
Professional Applications & Engineering Value
These 316 stainless steel flat head screws deliver exceptional performance in demanding industrial environments where corrosion resistance and mechanical integrity are critical. The 7/16"-14 UNC coarse thread configuration provides excellent holding power in various materials, while the Class 3A thread fit ensures precise engagement and vibration resistance in machinery and structural applications. The passivated finish enhances the natural corrosion resistance of 316 stainless steel, making these fully threaded screws ideal for chemical processing, marine equipment, food processing machinery, and outdoor infrastructure. The combination of 70,000 psi tensile strength and hex drive design allows for high torque application without stripping, solving common fastening failures in high-stress environments.
Specification Summary & Compliance
Manufactured to exacting standards with Class 3A thread fit precision and UNC coarse thread profile. These flat head screws comply with ASME B18.3 dimensional specifications and feature a standard 82° countersink angle. The product meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) regulations, ensuring environmental responsibility while maintaining 70000 psi tensile strength and consistent mechanical properties across all fasteners.
